278694PC15

Optical instrument window

278694PC15 Description

16.000 millimeters diameter, 1.600 millimeters thickness, ground surface finish, glass, optical, jan-g-174, grade c material.

Properties of 278694PC15

Diameter:
16.000 millimeters
Thickness:
1.600 millimeters
Surface Finish:
Ground
Bevel Depth:
0.900 millimeters
Refraction Index:
1.5230
Polished Surface:
One
Dispersion:
58.6 angstroms
Diffusion Producing Surface:
One
Polished Periphery:
Not provided
Bevel Angle In Deg:
45.000
Material:
Glass, optical, jan-g-174, grade c
Material:
Glass, optical, jan-g-174, grade c
Fsc Application Data:
Rangefinder, fire control
NSN:
1240-00-382-1278
Description:
Window,optical Instrument
Cage Code:
10001

Definition Optical Instrument Window

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

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Last modified 11/17/2024