Optical Instrument Reticle

Features

Specifications

• Diameter:
  31.0 millimeters
• End Application:
  Rangefinder mk35 and mk42
• Axial Thickness:
  5.0 millimeters
• Refraction Index:
  1.5838
• Dispersion:
  46.0 angstroms
• Rim Finish:
  Ground
• Graduations/markings:
  Cross line
• Bevel Depth And Location:
  0.3 millimeters both surfaces
• Convex Surface Radius:
  122.1 millimeters
• Style Designator:
  Crossline
• Supplementary Features:
  Material optical glass per jan-g-174
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-155-1582
• Special Features:
  Two reticule sets