Chinese Optics Letters, Volume. 17, Issue 11, 110901(2019)
Pixel super-resolution lensless in-line holographic microscope with hologram segmentation
Fig. 1. (a) Schematic of the LIHM system setup; (b) photograph of the system.
Fig. 3. Numerical simulation to demonstrate our method with a two-layer sample. (a) The top layer of the sample; (b) the bottom layer of the sample; (c) one of the in-line holograms of the two-layer sample; (d) the segmented hologram of the USAF target elements obtained from (c); (e) the holographic reconstruction result according to (c); (f) PSR reconstruction using multiple low-resolution images of (e); (g) PSR reconstruction using multiple segmented low-resolution images obtained from (d).
Fig. 4. Experiment with a two-layer sample, where the top layer is a USAF target, and the bottom layer contains aggregations of microspheres. (a) The schematic of the two-layer sample; (b) one of the in-line holograms of the two-layer sample; (c) the conventional holographic reconstruction result according to (b); (d) the enlarged image of the region indicated in (c); (e) PSR reconstruction using multiple low-resolution images of (d); (f) PSR reconstruction using multiple low-resolution images acquired by segmentation and reconstruction of the enlarged region shown in (d).
Fig. 5. Experiments with the sample of water solution containing the algae
Fig. 6. Atlas of algae images obtained by PSR reconstruction after the segmentation technique in our LIHM system.
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Mingjun Wang, Shaodong Feng, Jigang Wu, "Pixel super-resolution lensless in-line holographic microscope with hologram segmentation," Chin. Opt. Lett. 17, 110901 (2019)
Category: Holography
Received: May. 22, 2019
Accepted: Jun. 26, 2019
Posted: Jun. 27, 2019
Published Online: Sep. 12, 2019
The Author Email: Jigang Wu (jigang.wu@sjtu.edu.cn)