Product Technical Spec.
End Application:
Telescope, panoramic, m117
Axial Thickness:
0.179 inches and 0.099 inches
Compound Lensaxial Thickness:
0.278 inches
Compound Lens Edge Thickness:
0.228 inches
Equivalent Focal Length:
6.135 inches
Back Focal Length:
6.008 inches
Front Focal Length:
5.730 inches
Refraction Index:
1.5725 and 1.6890
Abbe Constant:
57.400 and 68.900
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and meniscus diverging
Element Left Surface Radius:
4.235 inches
Element Right Surface Radius:
2.487 inches
Material:
Glass, optical, mil-g-174, grade c
Material:
Glass, optical, mil-g-174, grade c
Fsc Application Data:
Telescope, panoramic, t177, integrated with fire control equipment
Item Name:
Lens Assembly,collimator
Cross Referenced Parts
No other part numbers with same form, fit, and function found.