Laser & Optoelectronics Progress, Volume. 60, Issue 5, 0531002(2023)
Study on Band Pass Filter with Wide Cutoff and High Q Factor
Figures & Tables(10)
Fig. 1. Transmittance curve of membrane system. (a) Short wave pass membrane system; (b) long wave and short wave membrane systems
Fig. 2. Transmittance curve of membrane system. (a) Composite membrane system on both sides of the base; (b) composite membrane bond curves on both sides of the substrate
Fig. 3. Transmittance curve of membrane system after optimization. (a) Composite membrane system on both sides of the base; (b) composite membrane bond curves on both sides of the substrate
Fig. 5. Stress distribution diagrams on both sides of model M1. (a) One side of the short wave pass membrane system; (b) one side of the long wave passing membrane system
Fig. 6. Stress distribution diagrams on both sides of model M2. (a) One side of 49 layers; (b) one side of 50 layers
Fig. 9. Transmittance of actual coating curve and design curve. (a) Overall view; (b) partial enlarged view
Table 1. Mechanical and thermal parameters of material force
View tableTable 1. Mechanical and thermal parameters of material force
Material Young modulus /GPa Poisson ratio Coefficient of thermal expansivity /（10-6·°C-1） Sapphire 345.00 0.28 6.60 TiO2 230.03 0.27 9.00 SiO2 73.10 0.17 0.50
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Jinglong Yan, Yixiang Wang, Huaxin Zhu, Dongsheng Rao, Tao Liu. Study on Band Pass Filter with Wide Cutoff and High Q Factor[J]. Laser & Optoelectronics Progress, 2023, 60(5): 0531002
Paper Information
Category: Thin Films
Received: Nov. 30, 2021
Accepted: Feb. 25, 2022
Published Online: Mar. 3, 2023
The Author Email: Yixiang Wang (wangyixiang@jiangnan.edu.cn)
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