Model #7575133

Optical instrument lens (NSN 6650-00-757-5133)

Description

Glass optical material.

Diameter
2.047 inches
Axial Thickness
0.461 inches and 0.118 inches
Compound Lensaxial Thickness
0.579 inches
Compound Lens Edge Thickness
0.392 inches
Equivalent Focal Length
6.790 inches
Back Focal Length
6.516 inches
Refraction Index
1.5110 and 1.6490
Abbe Constant
63.500 and 33.800
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
4.410 inches
Element Right Surface Radius
2.897 inches
Material
Glass, optical, mil-g-174, class 1, grade c
Material Specification
Mil-g-174, class 1, grade c military specification single material response
Fsc Application Data
Periscope, integrated with fire control equipment
Description
Lens,optical Instrument
Cage Code
19200

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Updated: 11/23/2024