Detail Specifications
Axial Thickness:
0.096 inches and 0.156 inches
Compound Lensaxial Thickness:
0.252 inches
Compound Lens Edge Thickness:
0.250 inches
Equivalent Focal Length:
6.568 inches
Back Focal Length:
6.369 inches
Front Focal Length:
6.117 inches
Refraction Index:
1.7200 and 1.5230
Abbe Constant:
29.300 and 58.600
Compound Lens Style:
Doublet
Individual Lens Style:
Meniscus diverging and plano-convex
Element Left Surface Radius:
2.702 inches
Element Right Surface Radius:
1.700 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:
Periscope, xm44
Manufacturer Part Numbers
No other part numbers with same form, fit, and function found.