Downward looking Systems

VT 1000 DL

VT 1000 DL

Interferometer system for testing of optical components in full aperture

  • precise vertical interferometer system for testing of optical components in conjunction with form correction processes in optics manufacturing or in final inspection
  • testing of optical components in full aperture by downward looking interferometer setup
  • setting the optimal test conditions by integrated adjustment of the interferometer position

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Working range1000 mm travel, test diameter up to 150 mm (depending on TS)
Interferometer modulealternatively:
  • XONOX 4“ Fizeau Interferometer with 6 x optical zoom with XONOX Xfringe Software package for static fringe analyzing
  • Zygo Verifire XP 4“ or 6“ with MetroPro fringe analyzing (phase shifting) Measuring
Measuring systemAbsolute measuring system (linear scale) with digital read out / additional measuring device for precise measuring of short radii
Radius measuring accuracyUp to + / − 1μ depending on selected measuring system
Dimensions (W x D x H)1200 x 900 x 2400 mwm + additional space requirement for PC
Weightapprox. 900 kg
ConnectionsPower: 220 V / 50 Hz / 16 A, Air pressure: 6 bar
ColorLight grey RAL 7035
  • unique vibration damping system for usage in production environment
  • fully closed testing area with innovative door system for testing without disturbing air turbulences
  • „0-weight“ 6 axis measuring table with air bearing for fast and accurate setting of measuring positions
  • highly precise measurement of radius of curvature due to precise air bearing guidance, granite column with precision guiding faces and linear measuring scale
  • positioning laser for easy synchronization of measurement orientation between interferometer and correction machine
  • adjustable vacuum for easy alignment of the work piece
  • equipped with cost efficient XONOX 4“ Fizeau Interferometer with static fringe analysis sw X-Fringe or high level 6“ Fizeau Interferometer Zygo Verifire XP and MetroPro fringe analysis software
  • availability of special designed transmission spheres for full aperture testing of optics up to diameter 150 mm