Optical Instrument Lens

Features

Specifications

• Diameter:
  0.905 inches
• Axial Thickness:
  0.036 inches and 0.324 inches
• Compound Lensaxial Thickness:
  0.360 inches
• Compound Lens Edge Thickness:
  0.285 inches
• Equivalent Focal Length:
  4.526 inches
• Back Focal Length:
  5.003 inches
• Abbe Constant:
  34.600 and 64.500
• Compound Lens Style:
  Doublet
• Individual Lens Style:
  Double convex and double concave
• Material:
  Glass, optical, jan-g-174, grade c
• Fsc Application Data:
  Telescope, elbow m2
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-503-3913