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Measuring optical vortices in a speckle pattern using a multi-pinhole interferometer

✍ Scribed by Berkhout, Gregorius C.; Beijersbergen, Marco W.

Book ID
115413380
Publisher
Optical Society of America
Year
2010
Tongue
English
Weight
719 KB
Volume
18
Category
Article
ISSN
1094-4087

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We describe the construction and operation of a simple electronic speckle pattern interferometer which is sensitive to in-plane motions and rotations. The interferometer is extremely simple and easy to use. It uses a commercial digital still camera for image acquisition, and a personal computer for