Model #7695923

Optical instrument lens (NSN 6650-00-300-6599)

Description

grade b class 1 mil-g-174 optical glass material.

Diameter
1.825 inches
Axial Thickness
0.305 inches and 0.174 inches
Compound Lensaxial Thickness
0.479 inches
Compound Lens Edge Thickness
0.363 inches
Equivalent Focal Length
9.149 inches
Back Focal Length
9.194 inches
Refraction Index
1.5286 and 1.6890
Abbe Constant
51.600 and 30.900
Compound Lens Style
Doublet
Individual Lens Style
Plano-convex and meniscus diverging
Element Left Surface Radius
-51.636 inches and 2.054 inches
Element Right Surface Radius
-2.054 inches and 3.912 inches
Material
Glass, optical, mil-g-174, class 1, grade b
Fsc Application Data
Telescope t150e1, integrated with fire control equipment
Description
Lens,optical Instrument
Cage Code
19200

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Updated: 05/03/2024