Fig. 1. Schematic diagram of Gabor digital holographic imaging. (a) Hologram recording; (b) hologram reconstruction

Fig. 2. Flowchart of autofocusing holographic compressive phase retrieval reconstruction algorithm

Fig. 3. Schematic diagram of Gabor in-line multispectral digital holographic microscopy imaging system

Fig. 4. LED light source emission spectrum

Fig. 5. USAF-1951 optical resolution test board calibration experiment results

Fig. 6. Reconstructed images of a female fly at different wavelengths. (a) 445 nm; (b) 525 nm; (c) 626 nm

Fig. 7. Reconstructed images of lily anther at different wavelengths. (a) 445 nm; (b) 525 nm; (c) 626 nm

Fig. 8. Colored image and original image of a female fly

Fig. 9. Colored image and original image of lily anther

Fig. 10. Transmission spectra of different regions of lily anthers

Fig. 11. Absorption spectra characteristic curves of different liquids