Paper
19 May 2006 Measurement of convex aspheric lens' optical performance using computer-generated holograms
Yuejing Qi, Ping Wang, Jinghui Xie, Guoguo Kang
Author Affiliations +
Abstract
A novel method for measuring the optical performance of convex aspheric lens using Computer Generated Holograms (CGH) as reference component is proposed. The testing setup is based on Mach-Zehnder interferometer. Relevant optical theories of testing setup are described in detail. This method ensures higher fabrication accuracy of CGH, allows accurate figure measurement of optical performance. In order to verify the sensitivity to alignment error using this method, the test model which is accordant to actual measurements is established by use of ZEMAX. Computer simulation is carried out; alignment errors are considered in simulation; interferometric patterns of the primary aberrations in simulation are presented. Results show: the system is sensitive to testing arm than reference arm; tilt is a main error source in testing arm and reference arm; the space error between the collimating lens and the test lens accounts a lot of errors and should be strictly limited.
© (2006) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Yuejing Qi, Ping Wang, Jinghui Xie, and Guoguo Kang "Measurement of convex aspheric lens' optical performance using computer-generated holograms", Proc. SPIE 6150, 2nd International Symposium on Advanced Optical Manufacturing and Testing Technologies: Optical Test and Measurement Technology and Equipment, 61500Q (19 May 2006); https://doi.org/10.1117/12.676896
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KEYWORDS
Computer generated holography

Aspheric lenses

Optical testing

Computer simulations

Optical alignment

Zemax

Interferometers

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