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OSA Dictionary Terms
hybrid mosaic on stacked silicon
A sensor module used in advanced pattern recognition systems, containing signal-processing integrated circuits stacked and connected by a busing circuit.
iconoscope
A camera tube that employs a high-velocity electron beam to scan a photoemissive mosaic and to store electrical charge...
circular dichroism
Circular dichroism (CD) is a spectroscopic technique used to study the structural characteristics of chiral (asymmetric)...
roentgen
An obsolete term once used to describe a unit of radiation dosage.
mosaic mirror
A large telescope mirror fabricated from several smaller sections.
solid-state imaging system
An imaging system that uses a mosaic of tiny light-sensitive semiconductors (phototransistors) to produce individual outputs...
orthicon
A television camera tube in which a low-velocity electron beam scans a photoactive mosaic that has been created by an...
chirality
Chirality is a property of certain molecules and objects in which they are non-superimposable on their mirror images. In...
mosaic
One surface of a nonconducting plate that is coated with many minute particles of photoemissive material that are insulated...
dosage meter
Gram negative
Gram-negative bacteria are a group of bacteria that possess a cell envelope composed of a thin layer of peptidoglycan...
fluorographic lens
A lens having an extremely high aperture and used in the recording of x-ray fluorescent screen images. It often is specially...
dynamic stare sensor
A type of mosaic detector array that combines features of scanning and staring sensors by using a small rapid scanning...
otoscope
An otoscope is a medical device used by healthcare professionals, particularly ear, nose, and throat (ENT) specialists,...
mosaic detector array
A group of photosensors arranged in a grid-like pattern covering the entire field of view, enabling them to record it all at...
mosaic structure
In a crystal, its subdivision into polyhedral blocks of macroscopic sizes, with discontinuities contained in the lattice...
ideal crystal
A crystal that is devoid of any mosaic structure and that can reflect x-rays, relative to the Darwin-Ewald-Prins law.
lenticular
An array or mosaic of optical surfaces. May be a number of lenses closely packed to form multiple images or many parallel...
chromoendoscopy
A technique of using dyes during endoscopy to improve tissue differentiation. Dyes such as methylene blue, Toluidine blue...
(19 results found)
April 2024
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