Optical Instrument Lens

Features

Specifications

• Diameter:
  0.700 inches
• Axial Thickness:
  0.220 inches
• Equivalent Focal Length:
  2.350 inches
• Back Focal Length:
  2.220 inches
• Single Lens Style:
  Plano-convex
• Individual Lens Style:
  Plano-concave
• Element Left Surface Radius:
  1.230 inches
• Material:
  Glass, dd-g-451, type 1
• Material Specification:
  Dd-g-451, type 1 federal specification single material response
• Fsc Application Data:
  Range finder, integrated with fire control equipment
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-764-8955