Optical Instrument Lens

Features

Specifications

• Diameter:
  Between 1.297 inches and 1.300 inches
• Length:
  1.300 inches
• Axial Thickness:
  0.210 inches and 0.300 inches
• Compound Lensaxial Thickness:
  Between 0.490 inches and 0.530 inches
• Compound Lens Edge Thickness:
  0.463 inches
• Equivalent Focal Length:
  10.630 inches
• Front Focal Length:
  10.497 inches
• Compound Lens Style:
  Doublet
• Element Left Surface Radius:
  8.050 inches and 2.799 inches
• Element Right Surface Radius:
  2.799 inches and -10.130 inches
• Material:
  Glass, optical, jan-g-174, grade c
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-078-4092