Optical Instrument Light Filter

Features

Specifications

• Diameter:
  Between 2.0040 inches and 2.0079 inches
• Thickness:
  Between 0.1142 inches and 0.1220 inches
• Density Variability:
  Not variable
• Surface Material:
  Glass
• White Light Transmission In Percent:
  28.0 single filter and 15.0 pair of filters with parallel axes and 0.1 pair of filters with crossed axes
• Surface Parallelism:
  10.0 seconds
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-273-8444
• Special Features:
  Line 3.0 mm, 0.1181 in. Lg within 1 degrees of polarizing axis