Technical Specifications of NSN
Axial Thickness:
0.236 inches and 0.158 inches
Compound Lensaxial Thickness:
0.394 inches
Compound Lens Edge Thickness:
0.3125 inches
Equivalent Focal Length:
16.883 inches
Back Focal Length:
16.809 inches
Refraction Index:
1.5170 and 1.6730
Abbe Constant:
64.500 and 32.200
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and meniscus diverging
Element Left Surface Radius:
10.406 inches
Element Right Surface Radius:
7.551 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, m105c, integrated with fire control equipment
Item Name:
Objective Lens
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC