Laser-induced fluorescence (LIF) is a spectroscopic technique that involves using a laser to excite molecules or atoms, leading to their emission of fluorescence light. This technique is widely used in scientific research, analytical chemistry, and...

Free-space optics (FSO), also known as optical wireless communication or optical wireless networking, refers to the...

Laser active elements typically refers to the substances or materials within a laser system that play a critical role in the...

A reflection grating is an optical component that consists of a series of closely spaced, parallel reflecting surfaces or...

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...

A fiber optic cable assembly refers to a complete unit consisting of optical fibers, connectors, protective jackets, and...

A series of capacitors and inductors connected to the flashlamp in a pumped Nd:YAG laser system in order to regulate the...

A system consisting of two or more Geiger-Müller counters, connected in coincidence with their centers on an axis. The only...

1. In a photonic interconnect, the number of detectors in a given area. Detectors spaced too closely may give rise to...

Multi-axis alignment refers to the process of aligning or adjusting components or systems in multiple spatial dimensions or...

A photovoltaic cell, commonly known as a solar cell, is a semiconductor device that directly converts light energy into...

An array of active optical devices (modulators, laser diodes and/or detectors), each of whose electrical inputs or outputs...

The necessary increase of a photograph's exposure time as the result of the additional absorption of light by the filter...

A device used to count objects that pass a given point by allowing each object to obstruct a beam of light falling on a...

A MEMS fiber optic switch is a microelectromechanical system (MEMS) device designed to selectively route optical signals...

In a dual-ring local area network, a node that is connected both to the primary, active ring and also to a secondary ring...

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

A ray of an image-forming bundle that passes through the edge of the entrance pupil or aperture stop. Usually used in...

The fiber optic connector standard for Nippon Telephone & Telegraph (NTT) installations, developed with Nippon Electric...

A metal coil or coils wrapped around the outside of the neck of a cathode-ray tube. Current passing through the coils...

A PN-PN device with incident light taking the place of gate current; three of the four semiconductor regions are available...

A fundamental law of wave scattering theory that connects the extinction cross section of a scatterer to the real part of...

1. In optics, the housing, usually cylindrical, that contains the lenses and iris diaphragm of a camera. 2. In fiber optics,...

A device for obtaining very low crosstalk in a crosspoint by arranging two simple switches along different arms of a passive...

A material used in photodynamic therapy that is retained selectively by tumor tissue when injected into the body; it then...

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

Measurement of surface roughness or quality through the use of a diamond-pointed stylus connected to a coil in an electric...

A Peltier cooler, also known as a thermoelectric cooler (TEC) or thermoelectric module, is a solid-state device that uses...

A laser that relies on chemical activity instead of electrical energy to produce the pumping action necessary to form pulses...

A CCD device for sensing longer wavelengths, such as NIR and IR, that has a deeper depletion region than would be necessary...

Optical fiber optic switches are devices used in optical fiber communication systems to selectively route optical signals...

A device used to measure power loss in fiber optic connectors, cables or systems.

In the context of electronics and optics, an isolator refers to a device that allows the transmission of signals in one...

Hardware installed on fiber cable ends to provide cable attachment to a transmitter, receiver or other cable. Usually a...

The internet of things (IoT) refers to a network of interconnected physical devices, vehicles, appliances, and other objects...

A ray that has a nonisotropic speed in a doubly refracting crystal. It does not necessarily obey Snell's law upon refraction...

In a fiber optic communications network, a circuit that connects two switching centers and does not branch off to terminal...

The study of the optical properties of living tissue. Increased understanding of the behavior of light in this varied,...

In considering a field of electromagnetic energy emanating from a source, the wavefront is a surface connecting all field...

A computerized token-passing local area network (LAN) configuration adopted by General Motors for real time control over the...

A coupling mechanism designed to quickly lock a connector into an adaptor or a lens into a lens mount. Typically coupling is...

A system of local area networking in which each node or station is connected to two others, ultimately forming a loop. Data...

Resonance can be defined in various contexts, including physics, chemistry, and music. Here are definitions for resonance in...

Neuromorphic refers to the design and development of computing systems or devices that are inspired by the structure and...

In a laser, the voltage necessary to sustain a constant operating current, somewhat less than that needed for start-up.

A probe card is a testing device used in the semiconductor manufacturing industry to evaluate and test the electrical...

Process for growth of solar cells that results in rectangular shapes consisting of many interconnected cells in a series or...

An instrument devised by Nichols and Hull for use in the measurement of radiation pressure. The device has two small...

Scalar diffraction theory is a simplified approach used to describe the propagation of electromagnetic waves, particularly...

A fiber optic connector or splice that mates two multifiber cables, optically aligning all of the individual fibers...

Any optical transmission channel used in telecommunications designed to connect two end terminals or to be connected in...

Refers to the voltage and current necessary for the operation of circuit devices.

Integrated photonics is a field of study and technology that involves the integration of optical components, such as lasers,...

1. In color development, the chemical that combines with certain by-products of the development procedure to form a dye. 2....

A device composed of dissimilar metals that, when welded together, develop a small voltage dependent upon the relative...

Deep learning is a subset of machine learning that involves the use of artificial neural networks to model and solve complex...

A type of fiber optic connector consisting of two cone-shaped ferrules aligned by a mating sleeve.

In a laser, the series resistance necessary for a stable electrical discharge.

Design and engineering consulting services refer to professional services provided by specialized firms or individuals to...

A fiber-coupled LED (light-emitting diode) refers to an LED device that is optically coupled to an optical fiber for the...

A micro-ring resonator is a compact optical device that utilizes the resonant behavior of light within a small ring-shaped...

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

It is often necessary to estimate the value of what a pixel would be between neighboring pixels. This is accomplished by...

An oven or furnace that possesses the design requirements and heat control necessary to anneal glass for the optical...

With respect to the crystal, the decrease in energy that follows the process whereby the ions, separated from each other by...

A crimped metal cylinder that holds the connector to the cable through the cable's strength member.

In a laser, the voltage necessary to initiate electrical discharge, somewhat higher than that needed to sustain it.

The line of vision; the optical axis of a telescope or other observation system. The straight line connecting the object and...

A breakout cable, also known as a fan-out cable or breakout assembly, is a type of cable that combines multiple individual...

A liquid crystal light valve (LCLV), also known as a spatial light modulator (SLM), is an optical device that modulates the...

An optical time-domain reflectometer (OTDR) is a specialized instrument used in optical fiber communications to characterize...

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...

In a dual-ring local area network, a node that is connected only to the primary, active ring and not to the secondary ring...

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

The processing of an image or portion of an image by transform coding and analysis. Fourier, Hadamand, Kronecker and...

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

The use of photonic devices rather than electronic devices to make connections within and between integrated circuits.

A two-fiber optical cable containing two single-fiber cables that are connected by a strip of jacket and that can easily be...

In data communications, the instrumentation connecting two stations: transmitters, receivers and the cable that runs between...

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

In a communications network, a point at which data are received or from which they are sent. Though the term often is used...

A colorimeter is a device used to measure and quantify the color characteristics of an object or a light source. It provides...

Not spherical; an optical element having one or more surfaces that are not spherical. The spherical surface of a lens may be...

Laser surgery refers to a medical procedure in which a laser, or focused beam of light, is used as a precision tool to cut,...

A distributed feedback laser (DFB laser) is a type of semiconductor laser diode designed to emit coherent, narrow-bandwidth...

The total optical power loss caused by the insertion of an optical component such as a connector, splice or coupler into a...

A type of internal photonic connection in an integrated circuit in which a holographic grating is used to focus light at...

Topology is a branch of mathematics that focuses on the properties of space that are preserved under continuous...

An instrument used to test the hardness of various materials. It measures the pressure on a standard point that is necessary...

Energy loss encountered at connectors in optical fiber transmission systems. The major contributors are mutual core...

A laser diode module is a compact device that incorporates a laser diode, optics, and often other components into a single...

A flat cylindrical device generally used to polish terminated ends in fiber optic connections.

A complete unit containing a light source, globe, reflector, housing, socket and other necessary components for lighting.

A 3D profile sensor, also known as a 3D profiling sensor or 3D depth sensor, is a technology that is used to capture and...

An optical cable that is connector terminated. Generally, an optical cable that has been terminated by a manufacturer and is...

The term "metaverse" refers to a collective virtual shared space, created by the convergence of virtually enhanced physical...

A passive coupler that connects three ports.

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

The amount of energy required to raise the energy level of an atom; a necessity if the atom is to radiate energy. High...

The difference in electrokinetic potential between the stationary liquid connected to a solid phase surface and the mobile...

A method of terminating optical fibers by forming a lens directly on the end of the fiber, eliminating the need for precise...

Two essential pieces of equipment used in connection with the microfilming process: a camera capable of producing, on film,...

Inertial confinement fusion (ICF) is a method of achieving nuclear fusion, a process where two atomic nuclei combine to...

A package for electronic components that is suited for automated assembly into printed circuit boards. The DIP is...

A mirror mount is a mechanical device used to secure and precisely position mirrors in optical systems. Mirrors are...

A type of optical fiber loss resulting from the misalignment of fibers in a splice or connector.

A computing paradigm that attempts to process information in a manner similar to that of the brain; it differs from...

The values of the three standard or matching stimuli necessary to provide a match with the light under trial, in a specified...

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

1. Also known as near-field diffraction. The field of radiation sent through an aperture in an absorbing screen at large...

The fiber optic connector developed and manufactured by Amphenol Fiber Optic Products.

Acronym for self-aligned polysilicon interconnect N-channel. A metal-gate process that uses aluminum for the metal-oxide...

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

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

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

A high-speed network or subnetwork that provides a connection between servers and data storage devices.

Family of deterministic models of plant canopy reflectance that provides deterministic formulation for each necessary...

A sensor module used in advanced pattern recognition systems, containing signal-processing integrated circuits stacked and...

Histology is the branch of biology and medicine that involves the study of the microscopic structure of tissues and organs...

The maximum number of users who are using a given communication channel. Typically, the number of users at any given time is...

The pressure in the gas region of an x-ray tube that has been reduced below 0.1 mm, the pressure necessary for the tube.

An OLED display formed by creating an array of OLED pixels connected by intersecting anode and cathode conductors arranged...

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

Die bonding is a critical process in semiconductor manufacturing and microelectronics assembly, where a semiconductor die or...

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

A powerful and flexible machine-learning approach that can be used in machine vision to help solve difficult problems....

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

A fiber optic transceiver, often simply referred to as an "optical transceiver," is a device used in fiber optic...

A microdisplay is a miniature electronic display technology that is designed to project visual information onto a small...

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

A network interface card (NIC), also known as a network adapter or LAN adapter, is a hardware component that allows...

A vacuum chamber is a sealed enclosure from which air and other gases are removed to create a low-pressure environment,...

The unwanted and unpredictable fluctuations that distort a received signal and hence tend to obscure the desired message....

A digital twin refers to a virtual representation or digital counterpart of a physical object, system, or process. This...

A straight line connecting the curvature centers of the refracting lens surfaces. In a mechanical sense, a line joining the...

The term that represents the size of one of the many small elements into which a television image is necessarily broken down...

A digital camera is a device that captures and records still images or video in digital format. Unlike traditional film...

GigE, short for gigabit Ethernet, refers to a standard for high-speed Ethernet communication, capable of transmitting data...

Data communications network in a clearly defined geographical location, and extending no more than a few miles in length. It...

A device for the internal inspection of hard-to-get-at mechanical parts, such as rifle barrels, sewer pipes, oil wells, or...

A vibrational transition refers to a change in the vibrational energy of a molecule. Molecules consist of atoms that are...

A reflecting prism that is rhomboidal in shape. It has two parallel transmitting faces, and two parallel reflecting faces;...

A thin-film device containing miniature optical components connected via optical waveguides on a transparent dielectric...

Multiple, interconnected circuit elements, contained on or in a common substrate, that function as a unit and not separately.

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

A cable backbone used to interconnect local area networks at various sites (corporate offices and factories, for example) in...

A step-by-step method of reducing the amount of data in a digital video signal to transmit or store a high-quality image....

Fusion ignition refers to the point in a controlled nuclear fusion reaction where the energy released by the fusion...

A connection, typically made up of one or more cables, between a laser head and a separate power supply. Flexible pipes or...

Distortion caused by variations in the rate of change of phase shift with frequency over the signal's necessary bandwidth.

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

In the context of electronics and semiconductor manufacturing, a wafer refers to a thin, flat disk or substrate made of a...