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Conferences > ISA > 2018 > ITu3B > ITu3B.3
  • Imaging and Applied Optics 2018 (3D, AO, AIO, COSI, DH, IS, LACSEA, LS&C, MATH, pcAOP)
  • OSA Technical Digest (Optica Publishing Group, 2018),
  • paper ITu3B.3
  • •https://doi.org/10.1364/ISA.2018.ITu3B.3

Depth of Focus Extension based on a Laser Frequency-shifted Feedback Imaging System

Yueyue Lu, Kaiyi Zhu, Shulian Zhang, and Yidong Tan

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Abstract

A laser frequency-shifted feedback imaging configuration is demonstrated whose depth of focus is extended to twice the focus length of the objective lens. Images on any planes can be refocused from one defocus image.

© 2018 The Author(s)

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