Abstract

An absolute interferometer may be obtained from a differential-shear interferometer if a very small pinhole stop is introduced into one of the two spatially separated point-source images that the differential-shear interferometer produces. The technique and one example are discussed.

© 1971 Optical Society of America

Shearing Interferometer Using the Grating as the Beam Splitter

S. Yokozeki and T. Suzuki
Appl. Opt. 10(7) 1575-1580 (1971)

Shearing Interferometry with Constant Radial Displacement

Olof Bryngdahl
J. Opt. Soc. Am. 61(2) 169-172 (1971)

Higher-Order Lloyd Interferometer

P. Langenbeck
Appl. Opt. 9(8) 1838-1841 (1970)

Comparison of sensitivity to beam collimation of the holographic shearing interferometer with the wedge plate shearing interferometer and the Talbot shearing interferometer

Rajiv Dubey and Raj Kumar
J. Opt. Soc. Am. A 37(9) B36-B45 (2020)

Measurement of the Second-Order Degree of Coherence by Means of a Wavefront Shearing Interferometer

D. N. Grimes
Appl. Opt. 10(7) 1567-1570 (1971)