Technical Specifications of NSN
Axial Thickness:
0.140 inches and 0.425 inches
Compound Lensaxial Thickness:
0.565 inches
Compound Lens Edge Thickness:
0.253 inches
Equivalent Focal Length:
2.669 inches
Back Focal Length:
2.308 inches
Refraction Index:
1.6890 and 1.5725
Abbe Constant:
30.900 and 57.400
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and plano-concave
Element Left Surface Radius:
-1.353 inches and 1.960 inches
Element Right Surface Radius:
-1.353 inches and 1.960 inches
Material:
Glass, optical, jan-g-174, grade c
Material:
Glass, optical, jan-g-174, grade c
Fsc Application Data:
Telescope
Item Name:
Lens,telescope
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC