278693PC16

Optical instrument window

278693PC16 Description

Rangefinder mk57 end item identification, glass, optical, jan-g-174, grade a material, glass, optical, jan-g-174, grade a iii material.

Properties of 278693PC16

End Application:
Rangefinder mk57
Polished Periphery:
Not provided
Material:
Glass, optical, jan-g-174, grade a
Material:
Glass, optical, jan-g-174, grade a
NSN:
1240-00-210-4336
Description:
Window,optical Instrument
Cage Code:

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 11/14/2024