The Z100 from ESDI (Tuscon, AZ) is a Fizeau interferometer with a four inch aperture. The interferometer is available in wavelength options of 405nm, 542nm, 1053nm, 1064nm, 1313nm, and 1550nm. Reference optics for all wavelengths, including 632.8nm, are available.

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    This article first appeared in the May, 2009 issue of Photonics Tech Briefs Magazine (Vol. 33 No. 5).

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