Axicons with a dark spot on axis

Jose A. Soto-Sanchez; Jorge Ojeda-Castaneda

doi:10.1117/12.355004

19 July 1999 Axicons with a dark spot on axis

Jose A. Soto-Sanchez, Jorge Ojeda-Castaneda

Proceedings Volume 3749, 18th Congress of the International Commission for Optics; (1999) https://doi.org/10.1117/12.355004
Event: ICO XVIII 18th Congress of the International Commission for Optics, 1999, San Francisco, CA, United States

Abstract

We present a family of diffractive binary screens that encode a new type of optical axicons, which generate a dark spot along the optical axis. We report experimental verifications showing the usefulness of these devices in optical alignment.

Citation Download Citation

Jose A. Soto-Sanchez and Jorge Ojeda-Castaneda "Axicons with a dark spot on axis", Proc. SPIE 3749, 18th Congress of the International Commission for Optics, (19 July 1999); https://doi.org/10.1117/12.355004

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