Technical Specifications of NSN
Axial Thickness:
0.150 inches and 0.320 inches
Compound Lensaxial Thickness:
0.470 inches
Compound Lens Edge Thickness:
0.375 inches
Equivalent Focal Length:
7.906 inches
Back Focal Length:
7.694 inches
Refraction Index:
1.6210 and 0.5411
Abbe Constant:
36.200 and 59.900
Compound Lens Style:
Doublet
Individual Lens Style:
Meniscus diverging and double convex
Element Left Surface Radius:
5.300 inches
Element Right Surface Radius:
1.970 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 t176e2 and t176e3, integrated with fire control equipment
Item Name:
Collimator,lens
Other Related Parts
No other part numbers with same form, fit, and function found.