Zygo GPI-4-XP Interferometer

Phase-shifting interferometer with digital camera providing 640 x 480 acquisition.

Specifications

• Measurement technique: Laser based three-dimensional optical phase-shifting interferometry
  
• Measurement capability: Measure overall form of reflective surface and optics, and transmitted wavefront of optics.
  
• Configuration: Horizontal and vertical, upward and downward-looking
• Optical centerline: 4.25 in. (108mm)
  
• Laser type: Helium-Neon, Class II
• Wavelenght: 632.8 nm
  
• Laser output power at aperture: =<1 milliwatt
  
• Utility requirement input voltage: 100 to 240 VAC, 50/60 Hz
  
• Utility requirement compressed Air: 80 psi (5.5 bar); dry and filtered source (required for optional vibration isolation system)