Search
Menu
QPC Lasers Inc. - QPC Lasers is LIDAR 4-24 LB
size Dictionary Terms

lateral shearing interferometer
A lateral shearing interferometer is an optical device used in interferometry to measure phase differences between two beams...
infrared optic
Infrared optics refer to optical components and systems designed to manipulate and control infrared (IR) light, which lies...
photon sieve
A photon sieve is an optical device used in the field of optics and imaging. It's designed to focus and shape light,...
effect filter
A color filter, generally used in photography, to emphasize certain color tones and to modify others in a picture for a more...
optical tweezers
Optical tweezers refer to a scientific instrument that uses the pressure of laser light to trap and manipulate microscopic...
GaAlAs laser
A GaAlAs laser is a type of semiconductor laser diode that emits light in the near-infrared region of the electromagnetic...
macrophotograph
The photographic recordformed in macrophotography in which the size of the small nearby object at theimage plane is the same...
thin-film deposition equipment
Thin-film deposition equipment refers to machinery and tools used in the process of depositing thin layers of material onto...
telescope lens
A telescope lens is a primary optical component of a telescope system that gathers and focuses light to form an image. It is...
spatial resolution
Spatial resolution refers to the level of detail or granularity in an image or a spatial dataset. It is a measure of the...
aniseikonia
A visual defect that produces a disparity in the sizes of the images formed by the two eyes.
infrared lens
An infrared lens is an optical component specifically designed and optimized for transmitting, focusing, or manipulating...
focus control
1. A mechanism that permits the focusing of an optical system.2. A means of obtaining the sharpest image from a cathode-ray...
laser lithotripsy
Laser lithotripsy is a medical procedure that uses laser energy to break down or fragment stones in various parts of the...
point spread function
The point spread function (PSF) is a fundamental concept in imaging that describes the response of an imaging system to a...
annular eclipse
A type of solar eclipse that occurs when the sun is at perihelion and the moon is at apogee. Because the apparent size of...
focusing anode
One of the electrodes used to focus the electron beam of a cathode-ray tube. As the electrode's voltage is changed, its...
honeycomb table
An optical test table made up of two outer layers or "skins'' bonded to either side of a honeycomblike core, usually of...
metasurfaces
Metasurfaces are two-dimensional arrays of subwavelength-scale artificial structures, often referred to as meta-atoms or...
zoom
To control, by magnifying or reducing, the size of a televised image, either electronically or optically.
light-emitting diode
An LED, or light emitting diode, is a semiconductor device that emits light when an electric current passes through it. LEDs...
quantum dots
A quantum dot is a nanoscale semiconductor structure, typically composed of materials like cadmium selenide or indium...
piezoelectric crystal
A crystal consisting of a substance that has the ability to become electrically polarized and has strong piezoelectric...
molecular motor
A molecular motor refers to a nano-sized device composed of organic molecules or other small-scale components that can...
critical aperture
In an optical system, the aperture size at which the lens gives its best overall performance.
CMOS camera
A CMOS camera refers to an imaging device that employs a complementary metal-oxide-semiconductor (CMOS) image sensor to...
sputtering target
A sputtering target is a solid material used in the process of physical vapor deposition (PVD), specifically sputtering....
wide-angle lens
A wide-angle lens is a type of camera lens that has a shorter focal length than a standard or normal lens, allowing it to...
Bertrand lens
A small convergent lens, located between the objective and eyepiece of a microscope, that focuses an image of the upper...
equivalent wavelength
In surface height measurement of optics with steep slopes, the use of two short visible wavelengths to synthesize a longer,...
nanostructured glass
A unique glass made up of nano-structured materials to create millimeter sized monolithic glass space-variant polarization...
phototheranostics
Phototheranostics, a portmanteau of "photo" (light), "therapy," and "diagnostics," refers to an emerging field that combines...
flow cytometry
Flow cytometry is a powerful technique used in biology and medicine for the quantitative analysis of the physical and...
barcode scanner
An optical scanning device designed to read information printed in the form of bars of different size by detection and...
microscopic
Characteristic of an object so small in size or so fine in structure that it cannot be seen by the unaided eye. A...
particle image velocimetry
A whole-flow-field technique providing instantaneous velocity vector measurements in a cross-section of a flow that is...
tip-enhanced Raman scattering
Tip-enhanced Raman scattering (TERS) is a powerful technique that combines Raman spectroscopy with the enhanced spatial...
comparator
1. An eyepiece or magnifier with a scale at its image plane. That scale is placed in contact with an object, permitting...
circular dichroism spectroscopy
A type of spectroscopy used extensively in the analysis of biological samples. Because most biologically synthesized...
projection moire topography
A contour mapping technique that involves projection of a grating onto an object to produce a shadow grating that is...
quantum dot light-emitting diode
Quantum dot light-emitting diode (QLED) is a display technology that utilizes quantum dots, which are semiconductor...
magnitude
In astronomy, the relative brightness of a celestial body. Originally a scale from 1 to 6, where 1 represented the brightest...
waveguide
A waveguide is a physical structure or device that is designed to confine and guide electromagnetic waves, such as radio...
neuromorphic
Neuromorphic refers to the design and development of computing systems or devices that are inspired by the structure and...
diode-pumped solid-state laser
A diode-pumped solid-state laser (DPSSL) is a type of laser system that uses semiconductor diode lasers to pump energy into...
halogen lamp
A halogen lamp, also known as a tungsten halogen, quartz-halogen, or quartz iodine lamp, is an incandescent lamp that uses a...
CubeSat
A CubeSat is a type of miniaturized satellite characterized by its standardized size and modular design. CubeSats are...
lens molding
The production of rough glass lens blanks that are pressed while red-hot to the approximate size and shape of the finished...
blooming
The loss of focus of a camera sensor because of excessive brightness, characterized by the enlargement of spot size and...
Collaborative Robot
Collaborative Robot (Cobot): Unlike traditional autonomous robots, which usually work by themselves, a collaborative robot...
jitter
1. In relation to cathode-ray tube displays, errors in the signal's amplitude, phase or both that result in small, rapid...
micro-LED
Micro-LED (micro-light-emitting diode) refers to a technology that involves the use of very small light-emitting diodes to...
centerburst
In an interferogram, an intense portion of the recording that corresponds in size to the amount of infrared radiation...
aspheric lens
An aspheric lens is a type of lens whose surface profiles deviate from the traditional spherical shape. Unlike spherical...
silver halide emulsion
An emulsion in which grains of the photosensitive material silver halide are deposited. Each grain, when exposed to light,...
linear image sensor
A linear image sensor is a type of solid-state electronic device used to capture and convert light into electrical signals....
interstitial site
A position inside a crystal lattice that is not one of the proper lattice sites in the crystal. Impurity ions of the proper...
electron-beam lithography system
An electron-beam lithography (EBL) system is a sophisticated nanofabrication tool used in the semiconductor industry and...
microelectromechanical systems
Refers to micron-size complex machines that have physical dimensions suitable for the fabrication of optical switches for...
lensometer
An ophthalmic instrument used to measure the magnitude and direction of the maximum and minimum powers of a spectacle lens,...
optofluidics
Optofluidics is an interdisciplinary field that combines principles from optics and fluidics to create devices and systems...
optical figure
The amount by which an optical surface deviates from its ideal design value, expressed in wavelengths of light. Optical...
Angstrom coefficient
The coefficient Å in Angstrom's formula for the dispersing coefficient for dust present in the atmosphere. The formula...
dust counter
An instrument that uses a photoelectric system to determine the size and volume of dust particles in a given unit of air.
Rayleigh scattering
Rayleigh scattering is a phenomenon that occurs when light waves interact with particles or molecules that are much smaller...
Rayleigh criterion of resolving power
When a lens system with a circular aperture is free of aberrations, the image of a point object will appear as a disc of...
printer
A photographic enlarger with a fixed negative plane and a fixed paper plane, often using a roll of paper that is advanced...
microlithography
A technique for producing micron-size structures on surfaces by using short-wavelength light or electron beams.
optical tape recorder
An instrument used for video or computer data storage in which a laser optical head is used to write digital information...
tolerance field
In fiber optics, the annular region between two concentric circles; used to specify fiber cladding and core sizes.
integrated photonics
Integrated photonics is a field of study and technology that involves the integration of optical components, such as lasers,...
Peltier cooler
A Peltier cooler, also known as a thermoelectric cooler (TEC) or thermoelectric module, is a solid-state device that uses...
nanotube
A nanotube, also known as a nanotubule or simply a tube-like structure, is a nanoscale cylindrical structure composed of...
integrated Dewar cooler assembly
An infrared detector mounted directly on the cold finger of the Dewar cooler rather than at the interface of Dewar and...
electromagnetic image tube
An image intensifier tube that uses a magnetic field for focusing. It yields high-quality images, but its use is limited by...
astronomical mirror
An astronomical mirror, also known as a telescope mirror or primary mirror, is a key component of a reflecting telescope. It...
3D laser triangulation
3D Laser Triangulation - A technology that allows sensors to probe the surroundings. Laser triangulation systems have an...
hydrogel
A hydrogel is a three-dimensional network of polymer chains that are hydrophilic, meaning they have a strong affinity for...
photomultiplier tube
A photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely...
multiple wavelength interferometry
A specific form of phase shifting interferometry - commonly referred to as multiple wavelength phase shifting interferometry...
diode laser
A diode laser is a type of laser that uses a semiconductor diode as the active medium to generate coherent light....
supercontinuum
Supercontinuum refers to a broad spectrum of light that spans a wide range of wavelengths, typically from the visible to the...
polymerase chain reaction
The polymerase chain reaction (PCR) is a widely used molecular biology technique used to amplify a specific segment of DNA...
structuring element
The pattern used as a probe in morphological image processing to manipulate the size and shape of objects in an image.
quantum confinement
Quantum confinement refers to the phenomenon in quantum mechanics where the motion of charge carriers, such as electrons or...
Mie scattering
Mie scattering, named after the German physicist Gustav Mie, refers to the scattering of electromagnetic radiation (such as...
digital camera
A digital camera is a device that captures and records still images or video in digital format. Unlike traditional film...
aspheric mirror
An aspheric mirror is an optical mirror surface that deviates from the shape of a perfect sphere, having a non-spherical...
Fresnel lens
A Fresnel lens is a type of optical lens that consists of a series of concentric grooves or steps carved into a flat, thin...
laser optics
Laser optics refers to a broad category of optical components and systems designed for manipulating and controlling laser...
motion picture camera
A camera equipped with a lens and a long length of perforated film, the latter being moved intermittently between exposures...
optical design and engineering services
Optical design and engineering services involve the development, customization, and optimization of optical systems and...
freeform mirrors
Freeform mirrors refer to reflective optical components that deviate from traditional symmetric or rotationally symmetric...
halo
1. The faintly hued ring that is seen to surround a light source viewed through fog or light clouds. The size of scattering...
microdisplay
A microdisplay is a miniature electronic display technology that is designed to project visual information onto a small...
nanoLED
An LED (light-emitting diode) is a semiconductor device that emits light when an electric current passes through it. LEDs...
microheterogeneous systems
Extremely small organic and inorganic systems of molecules within a substance. In general, systems are colloidal size in...
target size and orientation
Angular tracking measurement estimated from the properly normalized image second-moment tensor.
extreme ultraviolet
Extreme ultraviolet (EUV) refers to a specific range of electromagnetic radiation in the ultraviolet part of the spectrum....
erosion
In image processing, a morphology operator in which a structuring element or probe of a particular shape is moved over the...
dewetting
Dewetting is a phenomenon in materials science and physics where a thin film or coating spontaneously undergoes a process of...
aptamer
An aptamer is a short, single-stranded DNA or RNA molecule that can bind to a specific target molecule with high affinity...
iconometer
An instrument in which an object's image, produced by a lens of known focal length, is used to determine the object's...
very long baseline interferometry
Consists of a pair of radio telescopes concentrated on a single celestial object. This technique creates a single radio...
Golgi Staining Technique
The Golgi staining technique (also called the black reaction) makes it possible to look at the nervous system by rendering...
de Broglie wavelength
The concept of the de Broglie wavelength exploits the wave-particle duality of quantum physics by associating all matter (of...
Eberhard effect
Observed phenomenon of a small developed image with higher density than a larger image because of variation in photographic...
beam profiling
Beam profiling is a technique used to characterize and analyze the spatial intensity distribution of a laser beam. It...
microscopy
Microscopy is a scientific technique that involves the use of microscopes to observe and study objects that are too small to...
well plate
A well plate, also known as a microplate or microtiter plate, is a flat plate with multiple small wells or depressions...
lateral color
Lens aberration resulting in image size variation as a function of wavelength. See also chromatic aberration.
wave optics
Also referred to as physical optics - the area of optics in which the wave nature of light is essential when defining its...
true field
The size of the field of view in the object space of an optical system as differentiated from that in the image space...
fiber optic cable assembly
A fiber optic cable assembly refers to a complete unit consisting of optical fibers, connectors, protective jackets, and...
MEMS fiber optic switch
A MEMS fiber optic switch is a microelectromechanical system (MEMS) device designed to selectively route optical signals...
color
The attribute of visual experience that can be described as having quantitatively specifiable dimensions of hue, saturation,...
Lissajous pattern
The pattern, formed by a character generation cathode-ray tube system, in which the characters are made up of wave shapes...
hyperstereoscopy
A type of stereoscopic photography in which the distance between the two view points is greater than the average...
magnification
The ratio of the size of the image of an object to that of the object. The ratio of the linear size of the image to that of...
high-speed motion camera
A high-speed motion camera, also known as a high-speed camera or slow-motion camera, is a specialized imaging device...
machine vision lens
A machine vision lens is a specialized optical lens designed for use in machine vision systems, which are used for automated...
otoscope
An otoscope is a medical device used by healthcare professionals, particularly ear, nose, and throat (ENT) specialists,...
optical fiber optic switches
Optical fiber optic switches are devices used in optical fiber communication systems to selectively route optical signals...
television aperture
The term that represents the size of one of the many small elements into which a television image is necessarily broken down...
lab-on-a-chip
A lab-on-a-chip (LOC) is a miniaturized device that integrates various laboratory functions and capabilities onto a single,...
slicing and cutting machines - for crystals, quartz, glass, etc.
A crystal, glass, or quartz slicing and cutting machine is a specialized piece of equipment used in the manufacturing...
dig
A cosmetic defect on the surface of an optical element. A dig is nearly equal in terms of its length and width. The size is...
GigE
GigE, short for gigabit Ethernet, refers to a standard for high-speed Ethernet communication, capable of transmitting data...
minimum spot size
The smallest linear diameter to which a laser or other beam of radiant energy is capable of being focused, depending on the...
aperture distortion
A loss of resolution or detail in a television signal caused by the size of the electron scanning beam.
microcomb
A microcomb, short for microresonator frequency comb, is a novel photonic device that generates a precise series of evenly...
optical design software
Optical design software refers to specialized computer programs used by optical engineers, physicists, and designers to...
micro-robotics
Micro-robotics refers to the field of robotics that involves the design, development, and application of miniature robotic...
magnetorheological finishing
Magnetorheological finishing (MRF) is a precision optics polishing technique used for shaping and finishing optical surfaces...
mosaic structure
In a crystal, its subdivision into polyhedral blocks of macroscopic sizes, with discontinuities contained in the lattice...
astronomical telescope
An astronomical telescope is a type of optical instrument designed to gather and magnify light from distant celestial...
flexible display
A flexible display refers to a type of electronic visual display that is designed to be bendable, foldable, or rollable,...
photon jet
A photon jet is a narrow, highly collimated beam of light that is formed when light interacts with small dielectric...
chip-on-board lights
Chip-on-board (COB) lights refer to a type of LED lighting technology where multiple LED chips are directly mounted onto a...
liquid crystal on silicon
Liquid crystal on silicon (LCoS) is a display technology that combines liquid crystal materials with silicon-based...
metalens
A metalens, short for "metasurface lens," is a type of optical lens that uses nanostructured materials to manipulate light...
wafer
In the context of electronics and semiconductor manufacturing, a wafer refers to a thin, flat disk or substrate made of a...
electron image tube
A cathode-ray tube that increases the brightness or size of an image or forms a visible image from invisible radiation. The...
lens blank
A lens blank is a piece of optical material in a raw, unfinished state, typically in the form of a disk or block, from which...
mask proximity correction
A technique used in photolithography of computer chips to compensate for errors caused by the proximity effect, which...
mutual coherent function
A function that quantifies the performance degradation of coherent communications systems, imaging systems and all systems...
molded blank
A blank whose basic surface curves are attained by heating and forming a given weight of raw glass; a rough glass blank...
blur circle
A blur circle refers to the out-of-focus region in an image captured by an optical system. When an object in a scene is not...
Photoelastic equipment and supplies
Photoelastic equipment and supplies refer to instruments and materials used in photoelasticity, a technique used to analyze...
cleanroom
An area in which airborne particulates can be monitored and controlled so that given size particles do not exceed a...
detector array
A detector array refers to a collection of individual detector elements arranged in a two-dimensional grid or matrix format....
blank
A piece of glass, quartz or other transparent material formed roughly by molding or cutting into the approximate shape and...
field stop
An aperture located at an image plane of an optical system that determines the size and shape of the image.
electron-gun system
An electron-gun system is an assembly used to generate and control a focused beam of electrons. Electron guns find...
numerical aperture
The sine of the vertex angle of the largest cone of meridional rays that can enter or leave an optical system or element,...
atom optics
The area of optics in which the wave nature of a particle is exploited to carry out very accurate interferometry and other...
lattice constant
A length that denotes the size of the unit cell in a crystal lattice. With respect to the cubic crystal, this is the length...
precision aperture
An accurately produced hole of any size and shape that is used as a masking device in an optical system. Pinhole apertures...
video measuring gauge
A device that calibrates the size, position or distance of objects imaged on a video screen.
morphological processing
A set of algorithms used to study the structural and spatial characteristics of objects in a digitized image for...
apparent visual angle
The angle subtended by an object, determined by the size of the object and its distance from the viewer.
decimation
The process of reducing the size of an image by removing a certain proportion of the samples produced from the original...
microlens array
A microlens array is a grid-like structure composed of numerous small lenses, typically arranged in a regular pattern. Each...
Fried length
The length of the small space within which the atmosphere exhibits coherence, particularly in relation to an observer on...
fiber optic transceiver
A fiber optic transceiver, often simply referred to as an "optical transceiver," is a device used in fiber optic...
unmanned aerial vehicle
An unmanned aerial vehicle (UAV), commonly known as a drone, is an aircraft without a human pilot onboard. UAVs are remotely...
micro-ring resonator
A micro-ring resonator is a compact optical device that utilizes the resonant behavior of light within a small ring-shaped...
microfluidics
Microfluidics is a multidisciplinary field that involves the manipulation and control of very small fluid volumes, typically...
mirror blank
A mirror blank refers to the initial piece of material from which a mirror is made. It is typically a flat or slightly...
microbubble resonator
A microbubble resonator is a device used in photonics and optical physics for the precise manipulation of light waves. It...
clipping
A defect in an optical system that prevents rays from reaching their intended destination; it can be caused by an undersized...
stadimetry
The determination of distance based upon the known size of an object and the size of its image at the image plane of an...
linear positioning stage
A linear positioning stage, also known as a linear stage or translation stage, is a precision mechanical device used to...
stop down
To reduce the size of a lens aperture, which increases the depth of field.
pit
The micrometer-size depressions that store data digitally in an optical data storage medium.
overillumination
A hologram facet illumination technique in which the illuminating beam is twice the size of the hologram facet so that full...
filar eyepiece
A measuring eyepiece with a screw-micrometer-driven crosshair used to measure the size of the image.
frame
1. To center an image or place it in any part of the television screen desired. Also applies to stills. 2. A single image of...
globulite
A crystal of microscopic size having no definite plane faces and having a globular shape. At the time the crystal is formed,...
photogrammetry
Photogrammetry is a technique used to obtain accurate three-dimensional measurements of objects and environments through the...
angstrom
An angstrom, symbolized by the Ångström or Å, is a unit of length used to express atomic and molecular...
beam shaper
A beam shaper is an optical device or system designed to modify the spatial profile or intensity distribution of a laser or...
microfilm equipment
Two essential pieces of equipment used in connection with the microfilming process: a camera capable of producing, on film,...
field of view
The field of view (FOV) refers to the extent of the observable world or the visible area that can be seen at any given...
camera reduction
The use of the photographic process to produce precision copies of an original image that are many times smaller in size....
optical glass
Optical glass refers to a type of glass specifically engineered and manufactured for use in optical components and systems,...

(186 results found)

Explore Our Content
News
Features
Latest Products
Webinars
White Papers
All Things Photonics Podcast
Videos
Our Summits & Conferences
Industry Events
Bookstore
Join Our Community
Subscribe
Advertise
Become a member
Sign in
Contribute a Feature
Suggest a Webinar
Submit a Press Release
Mobile Apps

About Us
Our Company
Our Publications
Contact Us
Career Opportunities
Teddi C. Laurin Scholarship

Terms & Conditions
Privacy Policy
California Consumer Privacy Act (CCPA)



©2024 Photonics Media
100 West St.
Pittsfield, MA, 01201 USA
[email protected]
We use cookies to improve user experience and analyze our website traffic as stated in our Privacy Policy. By using this website, you agree to the use of cookies unless you have disabled them.