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Laser Interferometer System

The Sextant Labs' Laser Interferometer System is a phase shifting interferometer and intensity profiling instrument combined with the WinCORE application designed specifically to be integrated into the manufacturing and metrology environment.

The instrument provides real-time interferometric / intensity data to assist in the alignment and measurement of diffraction limited collimated laser sources such as collimator pens and optical disk drive optical pick-ups.

Real-time data and a remote control interface allows the system to be integrated into automated alignment stations replacing slower, less accurate 'Spot Looker' or 'Spot Scan' techniques.

Wavelengths

New!  > > >     

Blue-Ray Disk™ 410nm
DVD 660 nm
CDROM 780 nm

New!  > > >    

DVD / CDROM 660 nm / 780 nm
NIR DWDM 1330 -1 550nm
Features
  • Phase map Peak to Valley measurement and RMS Wave Front Error 
  • Standard fit polynomials - Plane, Sphere, Cylinder, Zernike (9, 16, 25, 36 terms)
  • 3rd Order Seidel aberration calculations
  • Reference phase map subtraction
  • Multiple phase map averaging
  • Fringe image masking
  • Selectable data sampling to increase calculation speed
  • 2D Gaussian function fit to beam intensity distribution
  • Intensity profile analysis - 1/e2 diameter, rim intensity, and encircled energy
  • Three methods of automatic aperture location and cursor sizing
  • Integrated electronic angle alignment sensor
  • 'Hot Spot' offset calculation - distance from aperture center to energy max
  • 10 bit video digitization resolution for high accuracy
  • Completely controllable from a remote computer over TCP/IP
  • Automatic masking of out of margin points
  • Intensity noise map generation
  • Phase map generation with discontinuous regions - ex. 2 zone lenses
  • Spot analysis using phase and intensity information
  • Dual video and position sense detector alignment system
  • No manual switches or levers required for operation
  • Interferometer can be mounted horizontally or vertically
  • Easy tool mounting with pre-drilled/tapped mounting holes
 
Copyright 2003 by Sextant Labs, Inc.  All rights reserved.