Fig. 1. Optical path of dual-band gene sequencing fluorescence microscopic imaging system

Fig. 2. Relation spectral power distribution of R-LED and G-LED and transmission of filter at different wavelengths

Fig. 3. Layout of the illuminating optical system

Fig. 4. Schematic of the illumination system simulation

Fig. 5. Layout of the imaging optical system

Fig. 6. Structure of radiator

Fig. 7. Structure of the optical filters

Fig. 8. Structure of radiator

Fig. 9. Complete machine system

Fig. 10. Imaging test

Fig. 11. Result of testing

Fig. 12. Schematic diagram of sampling