Technical Specifications of NSN
Axial Thickness:
0.490 inches and 0.061 inches
Compound Lensaxial Thickness:
0.551 inches
Compound Lens Edge Thickness:
0.374 inches
Equivalent Focal Length:
2.486 inches
Back Focal Length:
2.094 inches
Refraction Index:
1.6109 and 1.6490
Abbe Constant:
57.200 and 33.800
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and plano-concave
Element Left Surface Radius:
1.313 inches
Element Right Surface Radius:
1.180 inches
Material:
Glass, optical, mil-g-174, class 1, grade d
Material:
Glass, optical, mil-g-174, class 1, grade d
Fsc Application Data:
Periscope, m10g, integrated with fire control equipment
Item Name:
Lens Assembly,collimator
Other Related Parts
No other part numbers with same form, fit, and function found.