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COO Dictionary Terms

sun-tracking concentrator
Controlled beam technology that introduces beams of sunlight through holes in a roof that are relayed throughout the...
Cooke objective
A telephoto lens form noted for its lack of distortion.
Bardeen-Cooper-Schrieffer theory
 glass
A noncrystalline, inorganic mixture of various metallic oxides fused by heating with glassifiers such as silica, or boric or...
cold finger
A cryogenically cooled component incorporated into the Dewar of an infrared detector assembly to maintain the sensing...
Bose-Einstein condensate
A Bose-Einstein condensate (BEC) is a state of matter that forms at temperatures close to absolute zero. It is named after...
evaporation coating
Coating carried out in a sealed chamber evacuated by a mechanical pump in series with an oil diffusion pump to a pressure...
aligned bundle
An assembly of fibers in which the coordinates of each fiber are the same at the two ends of the bundle. Also called...
photochemical hole burning
A method of producing disks for erasable optical data storage. Information is recorded by a laser beam that generates pits...
laser spark spectroscopy
A method of analysis in which a pulsed laser beam is used to heat a particle, producing a plasma, or laser spark. As the...
stress-applying part
In polarization-preserving optical fibers, the element used to induce birefringence. The SAP is highly doped to provide a...
intrinsic detector
A photodetector composed of a photoconductive material that, when exposed to radiation, conducts without the aid of added...
chromaticity coordinates
Proportions of standard primaries (tristimulus values) required for a color match; ratios of each tristimulus value of a...
X-axis
1. In a plane Cartesian coordinate system, the horizontal axis, or axis in the left to right direction. 2. In a quartz...
calorimetry
Calorimetry is a branch of science that involves the measurement of heat flow in physical or chemical processes. It...
azimuthal polarization
Azimuthal polarization refers to a specific polarization state of light where the electric field vector of the...
thermoelectric cooling
A refrigeration method based on the Peltier effect. When an electric current passes through a thermocouple of two dissimilar...
thermoplastic recording device
A display device having a thermoplastic film as the control layer medium. The film, moving from a playoff reel, is scanned...
photogrammetry
Photogrammetry is a technique used to obtain accurate three-dimensional measurements of objects and environments through the...
die bonding
Die bonding is a critical process in semiconductor manufacturing and microelectronics assembly, where a semiconductor die or...
thermochromic material
A material that changes color as it is heated or cooled.
XYZ axes
Conventional coordinates for optical system analysis, the X-axis being the horizontal, the Y-axis the vertical and the...
laser diode module
A laser diode module is a compact device that incorporates a laser diode, optics, and often other components into a single...
hybrid cooler
A cryogenic cooler device that is an intermittent Joule-Thomson refrigerator with a passive radiator serving as the...
laser powder bed fusion
Laser powder bed fusion (LPBF) is a type of additive manufacturing (AM) or 3D printing technology that uses a high-power...
motion controller
In optics, a motion controller refers to a device or system that precisely controls the movement of optical components, such...
optical manufacturing tools and machinery
Optical manufacturing tools and machinery encompass a wide range of equipment, instruments, and systems used in the...
optical memory
1. The direct storage of data as bits in memory using optical systems and properties. The memory makes use of a laser beam...
split-crown triplet lens
A lens derived from the Cooke triplet anastigmat, but with one of the crown elements split in two, resulting in improved...
CIE system
Methodology for specifying color based on the CIE sources, observers, and coordinate system.
indium gallium arsenide camera
An InGaAs (indium gallium arsenide) camera is a type of imaging device that utilizes InGaAs sensors to capture images in the...
vapor degreasing
A method of cleaning and drying coated optical components. The cooled parts are placed in a container above a boiling...
infrared camera
An infrared camera, also known as a thermal imaging camera or IR camera, is a device that captures and visualizes the...
optical Fourier transform
The optical Fourier transform is a mathematical operation applied to optical signals that involves transforming a spatial...
kinetic cooling
An atmospheric nonlinear process unique to CO2 laser wavelengths, whereby CO2 absorbs 10.6-µm radiation and the CO2...
image definition area
In computer graphics, the coordinated two-dimensional or three-dimensional area of increased resolution where graphics...
B-scope
A cathode-ray display where information is represented visually as spots. Each spot's location is represented by a...
laser sintering
Laser sintering is an additive manufacturing (AM) or 3D printing technology that involves using a laser to selectively fuse...
BCS theory
Bardeen-Cooper-Schrieffer theory of superconductivity, based on the notion that electrons with opposite momentum and spin...
pixel
A pixel, short for "picture element," is the smallest controllable element of a digital image or display. It is a...
injection molding
A method of producing high-quality plastic optics in large volumes by injecting the heated, liquified plastic at high...
polymerase chain reaction
The polymerase chain reaction (PCR) is a widely used molecular biology technique used to amplify a specific segment of DNA...
microchannel cooling
A method of heat removal in which liquid passes through small channels with high packing densities.
heat-resistant glass
Glass that has been specially treated so that it will not shatter when exposed to high temperatures followed by immediate...
coolant
A fluid used to decrease the temperature rise produced by friction or other causes.
burst mode laser
A high-frequency pulse-rate laser with an output limited by the heat capacity of the laser medium. Instead of having...
silicon dioxide
An abundant material found in the form of quartz and agate and as one of the major constituents of sand. The silicates of...
phototheodolite
A camera equipped with angular scales in altitude and azimuth. The scale readings are imprinted on the film when an exposure...
positioning
Positioning generally refers to the determination or identification of the location or placement of an object, person, or...
point cloud
A point cloud is a set of data points in a three-dimensional coordinate system, where each point represents a specific...
case hardening
A surface heat-treating process that produces a highly stressed surface. In case-hardening of glass, a plate of glass is...
Cooke triplet lens
The simplest lens in which all primary aberrations may be corrected. It consists of two positive crown elements on either...
strain
In optics, the mechanical tension, compression or shear in optical glass due to internal stress caused by improper cooling...
thermography
Thermography is a technique that involves the use of an infrared imaging device, called a thermal camera or infrared camera,...
thermal interface materials
Thermal interface materials (TIMs) are substances or compounds used to enhance the thermal conductivity between two surfaces...
Peltier cooler
A Peltier cooler, also known as a thermoelectric cooler (TEC) or thermoelectric module, is a solid-state device that uses...
tessar lens
A lens similar to the Cooke triplet anastigmat, with the rear crown achromatized for improved coverage and definition. It is...
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...
cryospectroscopy
The spectrographic analysis of matter that is in a cooled state. Generally, a mechanical refrigerator is used to lower the...
Y axis
1. In a plane Cartesian coordinate system, the vertical axis orthogonal to the X-axis. 2. In a quartz crystal structure, the...
electron multiplication charge-coupled device camera
An EMCCD (electron-multiplying charge-coupled device) camera is a type of scientific camera specifically designed for...
matrix unit
An electrical or optical device used to convert color coordinates.
Stirling coolers
Employ a Stirling engine for cryogenic cooling.
axial gradient technology
A method of designing lasers whereby the laser rod is cut into elliptical discs and cooled by running water over the disc...
coordinate measuring microscope
An instrument used to measure the coordinates of a point on an object such as a photographic plate.
gas-transport laser
A gas laser wherein the gas mixture is not exhausted into the atmosphere but is continually recycled. It is excited in the...
machine vision system
A machine vision system is an integrated combination of hardware and software components designed to capture, process, and...
chromaticity diagram
The plane diagram produced by plotting one of the three chromaticity coordinates (X,Y,Z) against another. The most common...
cold atom
Cold atoms refer to atoms that have been cooled to extremely low temperatures, typically in the microkelvin (µK) to...
atomic clock
An atomic clock is a highly precise timekeeping device that uses the vibrations or oscillations of atoms as a reference for...
heat exchanger
A type of cooling system in which one fluid is used to carry heat off another without direct contact between the two.
cartesian
Of or pertaining to the methods of the French philosopher Rene Descartes. Refers to the standard orthogonal X-Y-Z coordinate...
optical glass
Optical glass refers to a type of glass specifically engineered and manufactured for use in optical components and systems,...
infrared detector
An infrared detector is a device that is used to detect and measure infrared radiation, which lies beyond the visible...
stroke pattern
The pattern formed by a character generation cathode-ray tube system, in which the characters are composed of a sequence of...
CubeSat
A CubeSat is a type of miniaturized satellite characterized by its standardized size and modular design. CubeSats are...
fused quartz and silica
Fused quartz and silica are closely related materials, both composed primarily of silicon dioxide (SiO2), but they are...
epitaxial equipment
Epitaxial equipment refers to a set of specialized tools and systems used in the process of epitaxy, which is the growth of...
phonon
A phonon is a quantum of vibrational energy associated with the periodic motion of atoms or molecules in a crystalline...
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...
split Stirling cooler
A cooling system used to attain and maintain desired low temperatures in infrared systems. The Stirling type is a mechanical...
self-absorption
In optical emission spectroscopy, the reduction in radiant power in the central portion of spectral lines arising from the...
character generator
Computer hardware or firmware that accesses character patterns stored in read-only memory and displays them at specific...
CIE coordinates
infrared
Infrared (IR) refers to the region of the electromagnetic spectrum with wavelengths longer than those of visible light, but...
Joule-Thomson cooler
A detector cooling device in which a gas under high pressure escapes through an expansion valve in the tank; as the escaped...
disc laser
A laser having a rod that is a stacked array of discs immersed in a transparent flowing coolant fluid. In this way, the...
coaxial gas
A jet of inert gas along a laser welding beam's axis that cools, protects or cleans the work surface.
cryopump
A vacuum pump in which pressure is reduced by condensing gases on surfaces cryogenically cooled to about 20 K (liquid...
colorimeter
A colorimeter is a device used to measure and quantify the color characteristics of an object or a light source. It provides...
electron-beam gun
1. A device generally used in a cathode-ray or camera tube to emit a stream of electrons moving at uniform velocity in a...
component
1. A constituent part. It may consist of two or more parts cemented together, or with near and approximately matching...
cooled infrared detector
An infrared detector that achieves a specified sensitivity through the application of certain cryogenic temperatures.
skew angle
The angle at which photoelectric sensors are aligned to prevent light from being reflected back to the sensor from the...
transient calorimetric technique
A method of measuring total hemispherical emissivity of the plane surface of a solid that consists of thermally isolating a...
focal plane assembly
An infrared imaging device composed of a detector array and readout electronics. It may include a cryogenic cooling system....
thermal-infrared camera
A thermal-infrared camera, often referred to simply as a thermal camera, is a type of imaging device that detects infrared...
laser trapping
A technique for confining atoms, molecules or small particles within one or more laser beams. This can be accomplished...
annealing
The process of heating and slowly cooling a solid material, like glass or metal, to stabilize its thermal, electrical or...
laser annealing
Laser annealing is a process that involves using a laser beam to heat and modify the microstructure of a material, typically...
event-based sensor
An event-based image sensor, also known as a dynamic vision sensor (DVS), is a type of digital imaging device designed to...
glass annealing furnace
A furnace, generally electrically heated, with a control system capable of following a cam by which the temperature can be...
helium-neon laser
A helium-neon (HeNe) laser is a type of gas laser that emits visible red light at a wavelength of 632.8 nm. It operates...
laser cooling
A process and method by which manipulation and orientation of a given number of directed laser beams decreases the motion of...
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...
detector-Dewar assembly
A detector-Dewar assembly typically refers to a combination of a detector and a Dewar flask used in scientific instruments,...
Cooper pairs
The coupled pairs of electrons that carry supercurrents through the body of a superconductor, relative to a coherent...
atom optics
The area of optics in which the wave nature of a particle is exploited to carry out very accurate interferometry and other...
chemical vapor deposition equipment
Chemical vapor deposition (CVD) equipment refers to a class of specialized apparatus used in the process of chemical vapor...
Peltier effect
See thermoelectric cooling.

(110 results found)

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