Detail Specifications
Axial Thickness:
0.122 inches and 0.750 inches
Compound Lensaxial Thickness:
0.872 inches
Compound Lens Edge Thickness:
0.687 inches
Equivalent Focal Length:
10.812 inches
Back Focal Length:
10.198 inches
Front Focal Length:
9.326 inches
Refraction Index:
1.7200 and 1.6200
Abbe Constant:
29.300 and 60.300
Compound Lens Style:
Doublet
Individual Lens Style:
Double concave and double convex
Element Left Surface Radius:
-4.701 inches and 2.370 inches
Element Right Surface Radius:
-2.370 inches and 2.370 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
Item Name:
Lens Assembly,collimator
Manufacturer Part Numbers
No other part numbers with same form, fit, and function found.