Zhonglian WANG, Shaopeng REN, Peng GAO, Xiaojun YIN, Shuaifeng ZHAO, Chao BAN, Ming DONG, Ruisheng WANG, Haiyu LOU, Zhiqiang YU, Tianhao LIU. Investigation of Notch Filters for Fluorescent Endoscopes[J]. Acta Photonica Sinica, 2024, 53(1): 0131001
- Acta Photonica Sinica
- Vol. 53, Issue 1, 0131001 (2024)
Fig. 1. Normalized intensity spectrum of Indocyanine green
Fig. 2. Spectrum of K9
Fig. 3. Structure of notch filer
Fig. 4. Design spectrum of single notch film
Fig. 5. Design spectrum of single anti-reflective film
Fig. 6. Design spectrum of notch filter
Fig. 7. Every physical thickness of notch film
Fig. 8. Thickness standard deviation of 0.5%
Fig. 9. Thickness standard deviation of 0.3%
Fig. 10. Test spectrum of single notch film
Fig. 11. Layer sensitivity of notch film
Fig. 12. Test spectrum of single notch film
Fig. 13. Test spectrum of single anti-reflective film
Fig. 14. Test spectrum and design spectrum of notch filter
Fig. 15. Test transmission wavefront distortion of notch filter
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