Model #5037657

Optical instrument lens (NSN 6650-00-503-7657)

Description

Glass optical material.

Diameter
0.561 inches
Axial Thickness
0.124 inches and 0.053 inches
Compound Lensaxial Thickness
0.177 inches
Compound Lens Edge Thickness
0.146 inches
Equivalent Focal Length
2.362 inches
Back Focal Length
2.276 inches
Refraction Index
1.5170 and 1.6490
Abbe Constant
64.500 and 33.700
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
1.449 inches
Element Right Surface Radius
0.967 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
Telescope, mi, integrated with fire control equipment
Description
Lens,optical Instrument
Cage Code
19200

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Updated: 11/21/2024