Paper
25 September 2014 Comparison of refractive rotating dual-prism scanner used in near and far field
Anhu Li, Xinjian Gao, Ye Ding
Author Affiliations +
Abstract
A pair of wedge prisms can be used to scan a laser beam over a specified angular range with a high resolution. The structural parameters of dual prisms directly influence the optical path and generate a tracking trajectory difference. For a remote target, the influences can be ignored, but for a near field target, the opposite is the case. The paper makes a comparison of rotating dual-prism scanner used in near and far field, as well as a forward solution and a reverse one of a laser beam through the rotating dual-prism system. The conclusion is valuable for a rotating dual-prism scanner to perform the optical tracking and targeting direction.
© (2014) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Anhu Li, Xinjian Gao, and Ye Ding "Comparison of refractive rotating dual-prism scanner used in near and far field", Proc. SPIE 9192, Current Developments in Lens Design and Optical Engineering XV, 919216 (25 September 2014); https://doi.org/10.1117/12.2060483
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CITATIONS
Cited by 9 scholarly publications.
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KEYWORDS
Prisms

Scanners

Radon

Near field

Laser scanners

3D scanning

Optical tracking

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