Reconstruction algorithm using 2N+1 raw images for structured illumination microscopy

Xiang Fang, Kai Wen, Sha An, Juanjuan Zheng, Jianlang Li, Zeev Zalevsky, Peng Gao

Research output: Contribution to journalArticlepeer-review

Abstract

This paper presents a structured illumination microscopy (SIM) reconstruction algorithm that allows the reconstruction of super-resolved images with 2N + 1 raw intensity images, with N being the number of structured illumination directions used. The intensity images are recorded after using a 2D grating for the projection fringe and a spatial light modulator to select two orthogonal fringe orientations and perform phase shifting. Super-resolution images can be reconstructed from the five intensity images, enhancing the imaging speed and reducing the photobleaching by 17%, compared to conventional two-direction and three-step phase-shifting SIM. We believe the proposed technique will be further developed and widely applied in many fields.

Original languageEnglish
Pages (from-to)765-773
Number of pages9
JournalJournal of the Optical Society of America A: Optics and Image Science, and Vision
Volume40
Issue number4
DOIs
StatePublished - 1 Apr 2023

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Computer Vision and Pattern Recognition

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