Optical flat surfaces: direct measurements of the spatial frequency spectrum of surface errors

Parameswaran Hariharan

doi:10.1117/1.600897

1 February 1996 Optical flat surfaces: direct measurements of the spatial frequency spectrum of surface errors

Parameswaran Hariharan

Optical Engineering, Vol. 35, Issue 2, (February 1996). https://doi.org/10.1117/1.600897

Some applications of optical surfaces require, in addition to measurements of their absolute deviations from flatness, measurements of the spatial frequency spectrum of these errors. A simple method which can be used for this purpose is described.

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Parameswaran Hariharan "Optical flat surfaces: direct measurements of the spatial frequency spectrum of surface errors," Optical Engineering 35(2), (1 February 1996). https://doi.org/10.1117/1.600897

Published: 1 February 1996

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