Grating test station

This machine is still state the art today.  The following are some pictures of the tool.

GradingTest Station

Diffraction Grating Test station designed, built, tested and installed by Odhner Holographics.  This is a stitching interferometer with 2 computers controlling 6 motors.

Odhner Holographics, P.O. Box 841, Amherst, NH 03031
Phone: (603) 673-8651    Fax: (603) 673-8685