Dorsey 32SS Horizontal Beam Optical Comparator

The 32SS allows full access for the operator directly in front of the 32" diameter glass screen.
Manufacturer: Dorsey Metrology


  • 32"(800mm) Vertical screen for optimum viewing of a correct image
  • High resolution ground glass screen with calibration reticle, 90° cross lines and chart clips
  • Output for electronic rotaryscreen protractor with selectable 1 minute or 1/100 of a degree resolution
  • Machined chart ring with vernier protractor, 1 minute graduation
  • 3 position rotary lens & condenser turret (6 position optional)
  • Coated telecentric parfocal optics
  • Nickel plated, completely cast iron workstage
    • Solid crossed roller stage system
    • Twin universal dovetails
    • 36" x 8" Overall size
    • 500 lbs. Capacity
    • 18" X Axis motorized adjustment
    • 10" Y Axis motorized adjustment
    • Joystick control in X and Y Axis
    • ±15 Degree true parfocal helix table adjustment, with 5 minute vernier
  • Quartz halogen light source fan cooled and electronically dimmed for long lamp life
  • Surface illumination via fiber optic cables
  • Floor leveling screws and heavy duty steel casters
  • NIST traceable calibration certificate
  • 2 Year limited warranty