Model #5316359

Optical instrument lens (NSN 6650-00-531-6359)

Description

grade c jan-g-174 optical glass material.

Diameter
1.374 inches
Axial Thickness
0.506 inches and 0.070 inches
Compound Lensaxial Thickness
0.576 inches
Compound Lens Edge Thickness
0.338 inches
Equivalent Focal Length
2.324 inches
Back Focal Length
1.974 inches
Refraction Index
1.5170 and 0.6170
Abbe Constant
64.500 and 66.600
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
-1.529 inches and 1.269 inches
Element Right Surface Radius
-1.529 inches and 6.597 inches
Material
Glass, optical, jan-g-174, grade c
Fsc Application Data
Telescope, integrated with fire control equipment
Description
Lens,optical Instrument
Cage Code
19200

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Updated: 11/21/2024