Product Technical Spec.
Axial Thickness:
0.259 inches and 0.188 inches
Compound Lensaxial Thickness:
0.447 inches
Compound Lens Edge Thickness:
0.350 inches
Equivalent Focal Length:
10.725 inches
Back Focal Length:
10.525 inches
Refraction Index:
1.5170 and 1.6490
Abbe Constant:
64.500 and 33.800
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and plano-concave
Element Left Surface Radius:
-4.630 inches and 6.601 inches
Element Right Surface Radius:
-4.630 inches and 14.788 inches
Material:
Glass, optical, mil-g-174, class 1, grade b
Material:
Glass, optical, mil-g-174, class 1, grade b
Fsc Application Data:
Telescope, bc, m65, integrated with fire control equipment
Item Name:
Lens,telescope
Cross Referenced Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC