Model #5204757

Optical instrument lens (NSN 6650-00-520-4757)

Description

grade c jan-g-174 optical glass material.

Diameter
0.689 inches
Axial Thickness
0.335 inches and 0.430 inches
Compound Lensaxial Thickness
0.394 inches
Compound Lens Edge Thickness
0.211 inches
Equivalent Focal Length
1.141 inches
Back Focal Length
0.905 inches
Refraction Index
1.5411 and 1.6170
Abbe Constant
36.600 and 59.900
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
-0.629 inches and 0.473 inches
Element Right Surface Radius
-0.473 inches and 3.351 inches
Material
Glass, optical, jan-g-174, grade c
Description
Lens,optical Instrument
Cage Code
19207

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Updated: 11/23/2024