Model #248578PC3-4

Optical instrument lens (NSN 6650-00-382-1808)

Description

Glass optical material.

Diameter
1.161 inches
Axial Thickness
0.098 inches and 0.142 inches
Compound Lensaxial Thickness
0.240 inches
Compound Lens Edge Thickness
0.320 inches
Equivalent Focal Length
5.761 inches
Back Focal Length
5.759 inches
Front Focal Length
5.909 inches
Refraction Index
1.5110 and 1.7200
Abbe Constant
63.500 and 29.300
Compound Lens Style
Doublet
Individual Lens Style
Meniscus converging and double concave
Element Left Surface Radius
-8.944 inches and 1.970 inches
Element Right Surface Radius
-3.228 inches and 1.970 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
Description
Lens,optical Instrument
Cage Code
10001

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Updated: 11/24/2024