Technical Specifications of NSN
Axial Thickness:
0.157 inches and 0.866 inches and 0.866 inches
Compound Lensaxial Thickness:
1.023 inches
Compound Lens Edge Thickness:
0.590 inches
Equivalent Focal Length:
3.952 inches
Back Focal Length:
4.089 inches
Front Focal Length:
3.170 inches
Refraction Index:
1.6210 and 1.5170
Abbe Constant:
36.200 and 64.500
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and plano-concave
Element Left Surface Radius:
-5.139 inches and 6.693 inches
Element Right Surface Radius:
-1.704 inches and 1.704 inches
Material:
Glass, optical, jan-g-174, grade c
Material:
Glass, optical, jan-g-174, grade c
Fsc Application Data:
Gunsight mk 15 mod 2
Item Name:
Objective Lens
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC