1
Inactive optically, but having the capacity for resolution...
2
A unit of energy absorbed from ionizing radiation, equal to...
3
The spontaneous visual presentation of radar information by...
4
The analysis of the photographs taken from the radar...
5
An acronym for radioactive detection, identification and...
6
The astigmatism in a lens system that results when light...
7
An alteration in magnification from the center of the field...
8
A statistical analysis of facts obtained when the intensity...
9
In gradient index optics, a gradient profile in which the...
10
A grating in which the wires or rods are set radially...
11
The deviation from the ideal case where a circular variable...
12
The velocity from object to observer, directed along the...
13
A reflecting optic whose reflectivity is a function of the...
14
The unit angle, within an arc of a circle, equal to the...
15
Radiant power per unit source area per unit solid angle....
16
Ratio of the radiance of the specimen to that of a perfect...
17
Pertaining to electromagnetic radiation, with the...
18
The ratio of the radiant flux emitted by a source to the...
19
Radiant power emitted into a full sphere (4p steradians) by...
20
The energy passed on as electromagnetic radiation; e.g.,...
21
The radiant flux per unit area emitted from a...
25
Infrared radiation emitted from a source that is not heated...
26
The radiant energy emitted within a time period per unit...
27
The time rate of flow of radiant energy, expressed in...
29
The emission and/or propagation of energy through space or...
30
Half the vertex angle of the cone of light emitted by a...
31
An instrument used to recognize and identify incident...
32
Any of the many devices used to detect the presence of...
33
The detection and measurement of nuclear and x-ray...
34
The average length in a specific material in which a...
35
A mode in an optical waveguide whose fields are...
36
Relative power distribution as a function of position or...
37
The force exerted on a surface by...
38
Also known as radiation thermometer. A pyrometer in which...
39
The temperature of a complete radiator that has a total...
40
A thermocouple that is used in infrared spectroscopy to...