13084609

Optical instrument window

13084609 Description

5.455 inches width, 0.970 inches thickness, 11.275 inches length, polished surface finish, glass, fused silica material, glass, fused silica iii material.

Properties of 13084609

Width:
Between 5.455 inches and 5.505 inches
Thickness:
Between 0.970 inches and 1.007 inches
Length:
Between 11.275 inches and 11.285 inches
Surface Finish:
Polished
Refraction Index:
Between 1.4570 and 1.4590
Polished Surface:
Both
Dispersion:
Between 67.3 angstroms and 68.3 angstroms
Polished Periphery:
Not provided
Material:
Glass, fused silica
Material:
Glass, fused silica
NSN:
1240-01-171-8373
Description:
Window,optical Instrument
Cage Code:
81996

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 05/26/2024