Excimer laser coronary angioplasty (ELCA) refers to a medical procedure used in the treatment of coronary artery disease. This technique involves the use of an excimer laser to perform angioplasty, a procedure designed to open narrowed or blocked...

A feature of some imaging devices, such as digital cameras, that allows them to compensate for different lighting conditions...

Micro-optical coherence tomography (micro-OCT) is an imaging technique that is an adaptation of optical coherence tomography...

Photoconductive antenna (PCA) is a semiconductor element that generates or detects high-frequency electromagnetic signals....

Optical fiber is a thin, flexible, transparent strand or filament made of glass or plastic used for transmitting light...

Fluorescence is a type of luminescence, which is the emission of light by a substance that has absorbed light or other...

A fluorescent screen refers to a phosphorescent or fluorescent-coated surface that emits visible light when exposed to other...

Also known as OCT-A, optical coherence tomography angiography is an imaging technique that uses light waves to measure...

A technique for obtaining improved resolution of images produced by large telescopes and distorted by the effects of...

A method of measuring distance by recording a single scene from two points of perspective. Surveying instruments can be...

A microlens array is a grid-like structure composed of numerous small lenses, typically arranged in a regular pattern. Each...

The point spread function (PSF) is a fundamental concept in imaging that describes the response of an imaging system to a...

Intravital microscopy is an imaging technique used to visualize biological processes within living organisms, typically in...

A fiber optic imaging bundle is a specialized optical device composed of multiple optical fibers bundled together. Each...

STED microscopy, or stimulated emission depletion microscopy, is a superresolution imaging technique in fluorescence...

The imaging of two photographs of a stereo pair, in complementary colors, for the preparation of contour maps.

A departure from ideal paraxial imaging behavior. The distortion of an optical field wavefront as it is propagated through...

Optofluidics is an interdisciplinary field that combines principles from optics and fluidics to create devices and systems...

Scanning electron microscopy (SEM) is an advanced imaging technique used in microscopy to obtain high-resolution,...

In optics, the term image jump refers to a displacement or shift in the apparent position of an image when a change occurs...

Quantum-enhanced metrology refers to the use of quantum mechanics principles and techniques to enhance the precision and...

Nonlinear optical materials are substances that exhibit optical properties that are not linearly proportional to the...

A phase screen, in the context of optics and wave optics, refers to a surface or medium that introduces a phase delay to an...

High dynamic range (HDR) refers to a technology that allows for a broader and more dynamic range of luminosity in visual...

Machine vision, also known as computer vision or computer sight, refers to the technology that enables machines, typically...

CoaXPress (CoaXPress or CXP) is a standardized digital interface and communication protocol used primarily in machine vision...

Luminescence is the emission of light that occurs without the involved substance undergoing a significant increase in...

Nanopositioning refers to the precise and controlled movement or manipulation of objects or components at the nanometer...

A CCD camera, or charge-coupled device camera, is a type of digital camera that utilizes a CCD image sensor to capture and...

A phenomenon, exploited for medical imaging, in which the nuclei of material placed in a strong magnetic field will absorb...

A nonlinear label-free imaging technique commonly used during surgical procedures for the visualization of collagen fibers...

A Dammann grating is a type of diffractive optical element (DOE) used to create an array of equally spaced,...

The introduction of a filter into an imaging system to implement a phase contrast for an intensity mapping of a pure phase...

A medical imaging device that uses a ring of crystal/photomultiplier tube assemblies encircling the patient to detect gamma...

A photon jet is a narrow, highly collimated beam of light that is formed when light interacts with small dielectric...

Phototheranostics, a portmanteau of "photo" (light), "therapy," and "diagnostics," refers to an emerging field that combines...

An optical assembly refers to a collection of optical components that are carefully arranged and aligned to perform a...

Functional near-infrared spectroscopy (fNIRS) is a non-invasive neuroimaging technique that measures changes in hemoglobin...

Lensless microscopy, also known as computational or holographic microscopy, is an imaging technique that captures and...

The term light field refers to the spatial distribution of light rays traveling in all directions through a given space. It...

A photon-counting instrument for use in both space-borne and ground-based photometric and spectroscopic instrumentation....

In imaging technology, assigning color to black and white images to differentiate features or convey information. Also...

Volumetric imaging refers to the capture, visualization, and analysis of three-dimensional (3D) information from a volume of...

Etaloning is an optical phenomenon that occurs in imaging systems, particularly in devices such as spectrometers,...

A photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely...

Whole slide imaging (WSI), also known as virtual slide microscopy or digital pathology, is a technology that involves the...

An optical instrument designed to displace the line of sight in a vertical direction. For submarines and other military uses...

An intensified charge-coupled device (ICCD) camera is an advanced imaging device that combines the capabilities of both an...

Method for reducing laser speckle in which the object field comes from a real diffuse object or the reconstructed object...

An event-based image sensor, also known as a dynamic vision sensor (DVS), is a type of digital imaging device designed to...

A photon sieve is an optical device used in the field of optics and imaging. It's designed to focus and shape light,...

An optical testing instrument is a device or system used to evaluate and measure the performance, quality, and...

Freeform mirrors refer to reflective optical components that deviate from traditional symmetric or rotationally symmetric...

Plasmonics is a field of science and technology that focuses on the interaction between electromagnetic radiation and free...

A femtosecond laser is a type of laser that emits ultrashort pulses of light with durations on the order of femtoseconds,...

Coded image obtained optically with a nonredundant pinhole array imaging aperture.

A filter designed to improve contrast in an imaging system. For visual and black and white photosystems, a yellow filter is...

A calcium indicator is a molecule that is sensitive to changes in calcium ion (Ca2+) concentrations in biological systems....

An imaging technique that labels all gray pixels as either black or white before processing begins.

An imaging device analogous to a drum scanner, but operating at greater speeds; it uses a row of sensors to traverse an...

A method of creating real three-dimensional models by using lasers driven by CAD software. In contrast to the normal...

Swept-source optical coherence tomography is an imaging technique used in medical diagnostics, particularly in...

Spectral domain optical coherence tomography is an imaging technique used in medical diagnostics, particularly in...

An optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical...

imaging system which clearly shows the IR signals in the field of view as well as ambient environment

A visual system including a tiny television tube and imaging optics, all contained in a helmet to be worn by pilots in...

A charge-coupled device (CCD) is a type of electronic image sensor used in various imaging devices, including digital...

A transducer is a device or component that converts one form of energy into another. It is commonly used in various fields,...

A photodetector, also known as a photosensor or photodiode, is a device that detects and converts light into an electrical...

An InGaAs photodiode refers to a photodetector device that is constructed using a semiconductor material composed of a...

A long-pass filter is an optical filter that allows longer wavelengths of light to pass through while blocking or...

Extreme ultraviolet (EUV) refers to a specific range of electromagnetic radiation in the ultraviolet part of the spectrum....

An InGaAs (indium gallium arsenide) camera is a type of imaging device that utilizes InGaAs sensors to capture images in the...

Fluorescent proteins are proteins that exhibit the property of fluorescence, which is the ability to absorb light at a...

In the context of imaging, particularly digital imaging and printing, "orange peel" refers to a texture or visual distortion...

The third dimension (depth or Z-axis) in an imaging system.

A high-resolution imaging instrument that can detect and measure the positions of individual atoms on the surface of a...

A grating beamsplitter is an optical device that utilizes the principles of diffraction to split a beam of light into...

Camera designed for the imaging of the earth's surface in order to obtain high quality aerial images

Digital holographic microscopy (DHM) is an advanced imaging technique that combines holography and digital image processing...

A noncontact, nondestructive method of measuring defects in thin composite materials, using a xenon flashtube to generate...

Optical coherence tomography (OCT) is a non-invasive imaging technique used in medical and scientific fields to capture...

In optics, a motion controller refers to a device or system that precisely controls the movement of optical components, such...

Instantaneous field of view (iFOV) is a term commonly used in the context of remote sensing, imaging systems, and optical...

An imaging device originally created to image whole mouse brain volumes at microscopic resolution. The main component of the...

Camera Link HS (high speed) is a standard developed for high-speed digital data transmission in machine vision and...

A method used in imaging to detect subtle differences between two apparently similar pictures. It can be achieved by...

Autofluorescence refers to the natural emission of fluorescence exhibited by certain biological structures or molecules when...

Parallel scanning refers to a method of acquiring data or images simultaneously from multiple sources or in parallel, rather...

Total internal reflection fluorescence (TIRF) microscopy is an advanced fluorescence microscopy technique that leverages the...

Virtual histology refers to the use of digital technology and computational methods to simulate or recreate histological...

1. With respect to angular subtense, a source of light, such as a star, that is very small. In a lab, a point source may be...

PCSEL stands for "photonic crystal surface-emitting laser." It refers to a type of laser diode that emits light from its...

The distance, on either side of the object plane focused on, through which satisfactory image definition can be obtained....

Imaging radar that increases the sweep of its along-track (or azimuth) capacity by measuring not only the time delay of the...

A function that quantifies the performance degradation of coherent communications systems, imaging systems and all systems...

Attenuation refers to the gradual loss or reduction of intensity, force, or magnitude of a particular property as it...

Also known as single plane illumination microscopy (SPIM), this process was designed for imaging of sensitive samples and...

A sensor generally used for infrared imaging. It consists of two chambers separated by a thin, blackened membrane. An...

A holographic camera, also known as a holographic imaging system or holographic recorder, is a specialized device used to...

Pixel pitch refers to the distance between the centers of two adjacent pixels on a display screen or imaging sensor. It is...

An optical instrument for forming the spectrum of a light source and recording it on a film. The dispersing medium may be a...

Second-harmonic generation (SHG) is a nonlinear optical process that occurs when two photons with the same frequency combine...

In imaging, the processing of pixel data in such a way that a group of pixels is analyzed at one time rather than one pixel...

An imaging process, similar to specific Doppler mapping radar techniques, that utilizes a laser, an optical imaging system,...

A fluorophore is a molecule or a portion of a molecule that has the ability to emit light upon excitation by an external...

Spherical aberration is an optical aberration that occurs when light rays passing through a lens or curved optical surface...

Two-photon excited fluorescence (TPEF) is a nonlinear optical method that allows imaging of biological cells and living...

A 2D profile sensor is a type of sensor used in various industrial and technological applications to measure and capture...

An endoscope is a medical device used for visualizing and examining the interior of hollow organs, body cavities, or...

Fluorescence lifetime imaging (FLIM) is an advanced imaging technique that provides information about the lifetime of...

An ultrafast laser is a type of laser that emits extremely short pulses of light with durations typically on the order of...

A formula indicating that, for an imaging lens system, the image brightness for off-axis points will fall off at a rate...

A hyperspectral imaging camera is a sophisticated imaging device capable of capturing and processing data across a wide...

A night-vision device that uses one or more infrared transducers to scan a scene in the 3- to 5-µm or 8- to...

Phase contrast microscopy is an optical microscopy technique that enhances the contrast of transparent and colorless...

A system that uses both reflection and refraction to achieve its focal power. While the relative powers of the lenses and...

Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing, typically above...

A color center, in the context of materials science and condensed matter physics, refers to a specific type of...

Label-free refers to a technique or method that does not require the use of additional labels, tags, or markers to detect or...

Laser lithotripsy is a medical procedure that uses laser energy to break down or fragment stones in various parts of the...

A blackbody source, often simply referred to as a blackbody, is a theoretical or practical physical object that absorbs all...

In the field of optics and imaging, a mesoscope refers to an optical instrument that is designed to observe and capture...

Quantitative phase imaging (QPI) is an advanced imaging technique used in microscopy to measure and analyze the optical...

An electro-optic modulator (EOM) is a device used to modulate the amplitude, phase, or polarization of light waves using an...

A beam shaper is an optical device or system designed to modify the spatial profile or intensity distribution of a laser or...

Linear receive optics typically refers to the optical components and systems used in the reception (detection) of linearly...

An atomic force microscope (AFM) is a high-resolution imaging and measurement instrument used in nanotechnology, materials...

An image intensifier, also known as an image intensification tube or image intensification device, is a specialized...

Backscatter refers to the phenomenon in which radiation or waves are scattered backward, opposite to the direction of the...

Multispectral imaging is a technique that involves capturing and analyzing images at multiple discrete spectral bands within...

A thermal infrared imaging procedure developed for quality control of printed circuit boards. The thermogram of each board...

Second-order nonlinear optical properties refer to a class of phenomena exhibited by certain materials in response to...

Fluorescence imaging technique in which the excitation light from the objective is directed into the sample producing...

In the context of optical materials, the term "impurity level" refers to the presence of foreign atoms or molecules within...

Spatial light interference microscopy (SLIM) is an optical microscopy technique that belongs to the category of quantitative...

A filtering device that detects what is new in a scene of interest. Often compared to that of a temporal high pass filter,...

An artificial star used to aid in adaptive optics imaging of the sky. The guide star is provided from a telescope system on...

A frame taken to identify electronic noise in a CCD imaging device. A dark frame is recorded without exposing the CCD to any...

A mid-infrared camera is a type of imaging device designed to capture images in the mid-infrared (mid-IR) spectral range,...

Concave and convex spherical mirrors are types of curved mirrors that have surfaces shaped like segments of spheres. These...

A line-scan camera, also known as a line-scan image sensor or linear array camera, is a type of digital camera designed to...

Optoelectronics is a branch of electronics that focuses on the study and application of devices and systems that use light...

Pyramid error in optics refers to an aberration in the shape of an optical surface, particularly in the context of mirrors....

Reflectance confocal microscopy (RCM) is a non-invasive imaging technique that allows for high-resolution, in vivo imaging...

Equipment that supports microscopic live-cell imaging by managing the gas, media perfusion, temperature and other factors to...

Long-wave infrared (LWIR) refers to a specific range of the infrared spectrum. Infrared radiation is divided into three main...

A detector array refers to a collection of individual detector elements arranged in a two-dimensional grid or matrix format....

A high-speed motion camera, also known as a high-speed camera or slow-motion camera, is a specialized imaging device...

Optical materials refer to substances or compounds specifically chosen for their optical properties and used in the...

A medical imaging method in which gamma camera heads rotate about the patient to detect radionuclides, enabling physicians...

A unique glass made up of nano-structured materials to create millimeter sized monolithic glass space-variant polarization...

A CMOS camera refers to an imaging device that employs a complementary metal-oxide-semiconductor (CMOS) image sensor to...

Optical coherence tomography (OCT) is an imaging technique used in medical diagnostics and biomedical research to obtain...

Nanoparticle photonic resonator absorption microscopy is a microscopy technique that combines the principles of photonic...

Quantum sensing refers to a class of sensing technologies that leverage principles from quantum mechanics to enhance the...

Referred to as SWCNTs, these cylindrical nanostructures composed of a folded sheet of graphene can be used as near-infrared...

A CCD image sensor, or charge-coupled device image sensor, is a type of electronic device used to convert optical images...

A detector-Dewar assembly typically refers to a combination of a detector and a Dewar flask used in scientific instruments,...

Infrared (IR) refers to the region of the electromagnetic spectrum with wavelengths longer than those of visible light, but...

Photogrammetry is a technique used to obtain accurate three-dimensional measurements of objects and environments through the...

Diamond turning refers to a precision machining process used to produce complex optical components, particularly lenses and...

Supercontinuum refers to a broad spectrum of light that spans a wide range of wavelengths, typically from the visible to the...

Deep ultraviolet (DUV or deep-UV) refers to a specific range of ultraviolet light with shorter wavelengths than those in the...

Seidel aberrations refer to a set of monochromatic aberrations in optical systems, named after the German mathematician and...

A metal-semiconductor-metal (MSM) photodiode is a type of photodetector that consists of metal electrodes on a semiconductor...

An infrared light source is a device that emits light in the infrared spectrum, which lies beyond the visible spectrum of...

A process used to detect minute gravitational fields and to display images from objects by means of radiated gravitational...

Single molecule localization microscopy (SMLM) is a group of super-resolution microscopy techniques that surpass the...

In infrared imaging systems used for mass screening of printed circuit boards or other quality control applications, an...

Pushbroom scanning is a technique used in remote sensing and imaging systems, particularly in satellite and aerial sensors,...

A nitrogen vacancy (NV) refers to a specific type of defect or impurity in a crystal lattice where a nitrogen atom replaces...

The term "embedded laser" typically refers to a laser device that is integrated or embedded into a larger system or...

Chromatic aberration is an optical phenomenon that occurs when different wavelengths (colors) of light are refracted by a...

Laser optics refers to a broad category of optical components and systems designed for manipulating and controlling laser...

A fiber-coupled photoconductive antenna (FCPA) is a type of optoelectronic device that combines a photoconductive antenna...

Also known as HCS, an analytical method designed to collect statistically relevant amounts of quantitative data on many...

Digital Imaging and Communications in Medicine (DICOM) is an international standard for medical imaging created by both the...

Differential interference contrast (DIC) microscopy, also known as Nomarski interference contrast microscopy, is an optical...

A CMOS image sensor, short for complementary metal-oxide-semiconductor image sensor, is a type of semiconductor device used...

An imaging process in which the single opening of a simple pinhole camera is replaced with many openings called,...

Scientific complementary metal-oxide semiconductor (sCMOS) refers to a type of image sensor technology specifically designed...

Metabolic imaging refers to the visualization and quantification of metabolic processes within living organisms, tissues, or...

A device that changes the number of lines per frame of a video image to adapt to a lower resolution format, either by...

An aptamer is a short, single-stranded DNA or RNA molecule that can bind to a specific target molecule with high affinity...

In a thermal imaging system, the change in temperature that yields a signal-to-noise ratio of unity.

A microchannel plate (MCP) is a specialized electron multiplier device used in various applications such as particle...

A defect in an optical system that prevents rays from reaching their intended destination; it can be caused by an undersized...

Quantum efficiency (QE) is a measure of the effectiveness with which a device or system, typically in the context of...

In optics and photolithography, a phase mask refers to a device that modifies the phase of light waves passing through it....

Time-lapse optical coherence tomography (OCT) refers to a medical imaging technique that captures a series of sequential OCT...

Photon flow created by imaging of light into a detector array; IPD is the electrical signal used by the image processor in a...

An infrared lens is an optical component specifically designed and optimized for transmitting, focusing, or manipulating...

A type of microscope that uses radiation in the infrared region to illuminate objects that are opaque to visible radiation....

Meta-optics, also known as metasurface optics or flat optics, is a branch of optics that involves the design, fabrication,...

Array used in coded-aperture imaging experiments with two-beam CO2 lasers that provide an artifact-free process, faithful...

A molded lens is an optical lens manufactured using a molding process, typically involving the shaping of a material, such...

Three-photon microscopy is an advanced imaging technique that belongs to the family of multi-photon microscopy methods. It...

The production of an image on a magnetic film that is exposed to infrared radiation and heated to a point above Curie...

An imaging device whose technology contributes three specific advantages: ability to study large solid specimens that...

A digital imaging method whereby the first gray level of each sequential point-by-point sample and its position in the...

Surface-enhanced Raman spectroscopy (SERS) is an analytical technique that combines the principles of Raman spectroscopy...

A neuromorphic vision sensor is a type of imaging device designed to mimic the structure and functioning of the human visual...

The process of producing a visible two-dimensional image of a scene that is dependent on differences in thermal or infrared...

A technique that combines two or more imaging processes in order to minimize the disadvantages within each of the...

The formation and display of three-dimensional images by ultrasonic energy. In one technique, the energy pulses from an...

Time-correlated single photon counting (TCSPC) is a technique used in photon counting applications, particularly in the...

A method of measuring flow velocity by seeding the flow with neutrally buoyant particles and using a pulsed laser to...

The science of producing, recording, storing, transmitting and displaying visual images by any system (photographic, video,...

A single-photon avalanche diode (SPAD) is a specialized type of photodetector designed to detect extremely weak optical...

Terahertz (THz) refers to a unit of frequency in the electromagnetic spectrum, denoting waves with frequencies between 0.1...

A time-to-amplitude converter (TAC) is an electronic circuit that converts a time interval between two events into an...

A machine vision lens is a specialized optical lens designed for use in machine vision systems, which are used for automated...

A galvanometric scanner, also known as a galvanometer scanner or galvo scanner, is a type of optical scanning device used to...

Broadband dielectric mirrors, also known as broadband mirrors, are optical coatings designed to efficiently reflect or...

A computer-generated routine for achieving true-temperature readings in thermal infrared imaging systems.

A pixel, short for "picture element," is the smallest controllable element of a digital image or display. It is a...

Metasurfaces are two-dimensional arrays of subwavelength-scale artificial structures, often referred to as meta-atoms or...

Infrared optics refer to optical components and systems designed to manipulate and control infrared (IR) light, which lies...

Embedded vision refers to the integration of computer vision technologies into various embedded systems, devices, or...

Imaging materials that generally consist of a polyester base, a transparent electrically conductive layer and an organic...

A resonator is a device or system that exhibits resonance, which is a phenomenon that occurs when an external force or...

Spatial resolution refers to the level of detail or granularity in an image or a spatial dataset. It is a measure of the...

Cathode radiant sensitivity refers to the ability of a photocathode to convert incident radiant energy, typically in the...

Enhanced picture archiving and communication system (PACS) display (ePAD) is a software tool used in medical imaging to...

An imaging system designed to highlight small deviations in a planar reflective object such as a mirror. The system can be...

Integration time, in the context of optics, imaging systems, and sensor technology, refers to the duration over which a...

A multidimensional array of values that is commonly used in programming to describe a time series of image data. Each...

Brightfield refers to a type of microscopy and imaging technique in which the specimen is illuminated with a white light...

Structured illumination microscopy (SIM) is an advanced optical imaging technique used in microscopy to enhance the...

CID, or charge injection device, camera refers to a type of imaging device that utilizes a specific kind of solid-state...

Nanophotonics is a branch of science and technology that explores the behavior of light on the nanometer scale, typically at...

An infrared camera, also known as a thermal imaging camera or IR camera, is a device that captures and visualizes the...

A coherent fiber bundle (CFB), also known as a coherent fiber optic bundle, is an assembly of multiple optical fibers...

A spatial light modulator (SLM) is an optical device that modulates or manipulates the amplitude, phase, or polarization of...

The area of optics in which the propagation of light is described by geometrical lines (or rays) governed by Fermat's...

In computer imaging, a value representing opacity.

A GRIN (gradient index) lens is a type of optical lens that utilizes a gradient in refractive index across its volume rather...

A silicon photodiode is a semiconductor device that converts light into an electrical current. It is a type of photodetector...

The formation of an image by a pinhole aperture that transmits radiation, such as gamma radiation.

A synchrotron is a type of particle accelerator that uses magnetic fields to steer charged particles, typically electrons or...

Diamond turning, also known as diamond machining or diamond cutting, is a precision machining process used to produce...

A light-tight box that receives light from an object or scene and focuses it to form an image on a light-sensitive material...

A subsurface imaging technique based upon the polarization of light reflected off an object. The polarization of reflected...

A quantum dot is a nanoscale semiconductor structure, typically composed of materials like cadmium selenide or indium...

A near-infrared (NIR) camera is an imaging device designed to capture images in the near-infrared region of the...

A fiber optic spectrometer is a device used for measuring the spectral content of light. It utilizes optical fibers to...

Freeform optics refers to the design and fabrication of optical surfaces that do not follow traditional symmetric shapes,...

1. The anode or anticathode of an x-ray tube that emits x-rays when bombarded by electrons. 2. The screen in a television...

A free-electron laser (FEL) is a type of laser that generates coherent, high-intensity electromagnetic radiation by using a...

An imaging technique used in radiology that is based on the principles of nuclear magnetic resonance (NMR) to produce...

A fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as...

Ratiometry is a technique used in various scientific fields, particularly in analytical chemistry and biochemistry, to...

Stochastic optical reconstruction microscopy (STORM) is a superresolution microscopy technique that enables imaging of...

An artificial material, engineered to have a negative refractive index value, such that light or any other form of...

An imaging technique in which an object moving through an interference field formed in space scatters light and is spatially...

High harmonic generation (HHG) refers to a nonlinear optical process in which intense laser light interacts with a gaseous...

MWIR stands for mid-wave infrared, referring to a specific range of wavelengths within the infrared spectrum. Infrared...

A spectral signature, in the context of remote sensing and spectroscopy, refers to the unique pattern or characteristic...

The movement of the eye as it focuses on details of a scene. Some imaging systems mimic this movement by small, rapid...

A linear or two-dimensional matrix of individual detector elements, typically used at the focus of an imaging system.

Optoacoustic, or photoacoustic, refers to a phenomenon and related techniques that involve the generation of acoustic waves...

RGB stands for red, green, blue, which are the primary colors of light used in additive color mixing. The RGB color model is...

A PIN photodiode is a type of photodetector or semiconductor device used to convert light signals into electrical signals....

Abbreviated PAI. An imaging modality with a hybrid technique based on the acoustic detection of optical absorption from...

Hyperspectral resolution refers to the level of detail or granularity in the spectral information captured by a...

Ophthalmology is a branch of medicine that focuses on the anatomy, physiology, and diseases of the eyes and visual system....

A nonmagnetic instrument utilizing an electrofocus and deflection tube with a photocathode for imaging purposes. The optical...

A machine vision system is an integrated combination of hardware and software components designed to capture, process, and...

Micro-optics refers to the design, fabrication, and application of optical components and systems at a microscale level....

Off-axis paraboloid and ellipsoid mirrors are specialized optical components used in various optical systems, particularly...

A linear image sensor is a type of solid-state electronic device used to capture and convert light into electrical signals....

An imaging system that uses a mosaic of tiny light-sensitive semiconductors (phototransistors) to produce individual outputs...

Optical phase distortion refers to a phenomenon where the phase of an optical wavefront is altered as it propagates through...

The spectroscopic analysis of interference patterns using an electronic imaging tube with a Fabry-Perot interferometer to...

Photobleaching is a phenomenon in which the fluorescence of a fluorophore (a fluorescent molecule or dye) is permanently...

Adaptive optics (AO) is a technology used to improve the performance of optical systems by reducing the effects of...

An aspheric lens is a type of lens whose surface profiles deviate from the traditional spherical shape. Unlike spherical...

Superresolution refers to the enhancement or improvement of the spatial resolution beyond the conventional limits imposed by...

A device that prevents electrons from a saturated pixel in a CCD imaging device from spilling into an adjacent pixel. The...

A dichroic mirror, also known as a dichroic beamsplitter or interference filter beamsplitter, is an optical device that...

A radioactive element that is placed or injected into a system to obtain an autoradiogram of the system. It is used in a...

A device used in ultrasonic imaging to measure the velocity and attenuation of compressional waves in a transparent liquid...

An EMCCD (electron-multiplying charge-coupled device) camera is a type of scientific camera specifically designed for...

A computer-generated hologram (CGH) is a holographic image produced using computational methods and algorithms, rather than...

A charge-injection device (CID) refers to a class of devices that manipulate and detect electrical charge within a...

In the context of optics and lasers, a transverse mode refers to a specific spatial pattern of the electric field within the...

MTF analysis/measurement equipment refers to instruments and tools used to measure and analyze the modulation transfer...

A wireless stereo imaging device used in conjunction with a monitor to produce a virtual interactive environment. Liquid...

Pixel binning, also known as pixel merging or pixel combining, is a technique used in digital imaging and camera technology....

A biomarker, short for biological marker, refers to a measurable and quantifiable indicator of a biological condition,...

Area scan, in the context of imaging and cameras, refers to a method of capturing an entire two-dimensional image in a...

In imaging technology, a device that converts raster or line-scan data to pixel form for further processing.

An infrared imaging device composed of a detector array and readout electronics. It may include a cryogenic cooling system....

Fluorescence microscopy is a specialized optical imaging technique used in biology, chemistry, and materials science to...

A metalens, short for "metasurface lens," is a type of optical lens that uses nanostructured materials to manipulate light...

Ultraviolet (UV) fiber optics refers to optical fibers that are designed and optimized for the transmission of ultraviolet...

Also called scanning laser acoustic microscope. A device that uses high-frequency ultrasound waves to penetrate surfaces. A...

Optical manufacturing tools and machinery encompass a wide range of equipment, instruments, and systems used in the...

Holographic tomography is an advanced imaging technique that combines holography and tomography to provide three-dimensional...

Thermography is a technique that involves the use of an infrared imaging device, called a thermal camera or infrared camera,...

The term delta error (delta-E) generally refers to the difference or change in error between two values or states. The word...

Magneto-optics refers to the study and manipulation of the interaction between magnetic fields and light (electromagnetic...

Laser-induced fluorescence (LIF) is a spectroscopic technique that involves using a laser to excite molecules or atoms,...

A mirror blank refers to the initial piece of material from which a mirror is made. It is typically a flat or slightly...

A custom optic refers to an optical component that is designed, manufactured, and tailored to meet specific requirements or...

In optics and photonics, "phase" refers to a property of electromagnetic waves, such as light, that describes the position...

Hyperspectral imaging is an advanced imaging technique that captures and processes information from across the...

A retroreflector is an optical device or structure that reflects incident light or electromagnetic waves back to their...

An aplanatic surface is an optical surface that is specifically designed or shaped to minimize spherical aberration and...

The field of view (FOV) refers to the extent of the observable world or the visible area that can be seen at any given...

In a thermal imaging system, the smallest change in blackbody equivalent temperature that can be detected clearly by the...

Medical diagnostic (x-ray) imaging using laser printers to produce high-resolution digital hard copy instead of film exposed...

Medical lasers are devices that produce intense beams of light with specific characteristics and properties, which are used...

A nanotube, also known as a nanotubule or simply a tube-like structure, is a nanoscale cylindrical structure composed of...

A swept-source laser, also known as a wavelength-swept laser, is a type of laser that rapidly and continuously changes its...

Short wavelength infrared (SWIR) refers to the portion of the infrared spectrum that encompasses wavelengths roughly between...

A holographic grating is a type of diffraction grating that is produced using holographic recording techniques. It consists...

A digital imaging method whereby the first gray level in the ordered sequence and the position of the first lengths of all...

An infrared detector is a device that is used to detect and measure infrared radiation, which lies beyond the visible...

Low Earth orbit (LEO) refers to a region in space that is relatively close to Earth's surface, typically characterized by...

Line scan refers to a method of capturing images or data by scanning a single line at a time, as opposed to capturing the...

Germanium crystal refers to a crystalline form of the element germanium (Ge), which is a metalloid and semiconductor...