Product Technical Spec.
Axial Thickness:
0.150 inches and 0.220 inches
Compound Lensaxial Thickness:
0.370 inches
Compound Lens Edge Thickness:
0.312 inches
Equivalent Focal Length:
5.302 inches
Back Focal Length:
5.129 inches
Refraction Index:
1.6210 and 1.5410
Abbe Constant:
36.200 and 59.900
Compound Lens Style:
Doublet
Individual Lens Style:
Meniscus diverging and double convex
Element Left Surface Radius:
3.555 inches
Element Right Surface Radius:
1.325 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, elbow, integrated with fire control equipment
Cross Referenced Parts
No other part numbers with same form, fit, and function found.