Shape Measurement Using Digital Holography With A Close Set Of Two Wavelengths

Hiroyuki Ishigaki, Takahiro Mamiya, Ikuo Futamura,Yoshio Hayasaki

2019 24TH MICROOPTICS CONFERENCE (MOC)（2019）

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摘要

New type of optical system for low-coherence digital holography with a close set of two wavelengths is proposed to measure a shape measurement of a curved surface object with a height of several-tens micrometer. The optical system simultaneously captures the object image with two wavelengths.

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关键词

shape measurement,optical system,low-coherence digital holography,curved surface object,object image

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