Detail Specifications
Diameter:
Between 2.518 inches and 2.520 inches
Axial Thickness:
0.768 inches and 0.177 inches
Compound Lensaxial Thickness:
0.945 inches
Compound Lens Edge Thickness:
0.614 inches
Equivalent Focal Length:
9.229 inches
Back Focal Length:
8.061 inches
Front Focal Length:
9.736 inches
Refraction Index:
1.5170 and 1.7200
Abbe Constant:
64.500 and 29.300
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and double concave
Element Left Surface Radius:
-2.559 inches and 2.559 inches
Element Right Surface Radius:
-2.559 inches and 28.346 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:
1. Fire control computing sights and devices
Item Name:
Lens Assembly,collimator
Manufacturer Part Numbers
No other part numbers with same form, fit, and function found.