Technical Specifications of NSN
Axial Thickness:
0.276 inches and 0.118 inches
Compound Lensaxial Thickness:
0.394 inches
Compound Lens Edge Thickness:
0.340 inches
Equivalent Focal Length:
8.726 inches
Back Focal Length:
8.515 inches
Front Focal Length:
8.688 inches
Refraction Index:
1.5740 and 1.6210
Abbe Constant:
57.700 and 36.600
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and meniscus diverging
Element Left Surface Radius:
-2.958 inches and 5.630 inches
Element Right Surface Radius:
-2.958 inches and -13.780 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:
Fire control, telescope, mk66
Item Name:
Lens,telescope
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
LD172589GP95