Technical Specifications of NSN
Axial Thickness:
0.240 inches and 0.125 inches
Compound Lensaxial Thickness:
0.365 inches
Compound Lens Edge Thickness:
0.296 inches
Equivalent Focal Length:
5.327 inches
Back Focal Length:
5.302 inches
Refraction Index:
1.5280 and 1.6890
Abbe Constant:
51.600 and 30.900
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and meniscus diverging
Element Left Surface Radius:
9.117 inches
Element Right Surface Radius:
1.353 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, integrated with fire control equipment
Item Name:
Collimator,lens
Other Related Parts
No other part numbers with same form, fit, and function found.