Acta Optica Sinica, Volume. 41, Issue 5, 0531001(2021)
Complementary Multi-Band Wide-Angle Chromatography Filters in 3D Display System
Figures & Tables(20)
Fig. 3. Transmittance spectra of F-P filter with equivalent spacer layer of 6H at incident angle of 30°
Fig. 4. Transmittance spectra of F-P filter with equivalent spacer layer of 2H2L2H at incident angle of 30°
Fig. 9. Theoretical spectral curves of CMWCF-A obtained by random error simulation
Fig. 10. Theoretical spectral curves of CMWCF-B obtained by random error simulation
Fig. 11. Test spectral curves of CMWCF-A at first preparation as well as local magnification
Fig. 12. Optical constants of Nb2O5 under different oxygen gas flows. (a) Refractive index; (b) extinction coefficient
Fig. 14. Optical constants of single-layer Nb2O5 under oxygen gas flow of 60 mL·min-1
Table 1. Design specifications of CMWCF-A
View tableTable 1. Design specifications of CMWCF-A
Index Incident angle of 0° Incident angle of 30° Average transmissivity /% <1@400--415 nm <1@437--487 nm <1@523--603 nm <1@637--780 nm <1@400--407 nm <1@426--472 nm <1@508--583 nm <1@618--780 nm Average transmissivity /% ≥92@424--432 nm ≥92@495--516 nm ≥92@615--630 nm ≥92@413--420 nm ≥92@482--500 nm ≥92@596--609 nm Center wavelength /nm 500--505 485--490 a -2≤a≤2 -8≤a≤8 b -2≤b≤2 -8≤b≤8
Table 2. Design specifications of CMWCF-B
View tableTable 2. Design specifications of CMWCF-B
Index Incident angle of 0° Incident angle of 30° Average transmissivity /% <1@400--453 nm <1@482--550 nm <1@592--672 nm <1@729--780 nm <1@400--440 nm <1@468--533 nm <1@574--645 nm <1@707--780 nm Average transmissivity /% ≥92@460--469 nm ≥92@559--574 nm ≥92@680--712 nm ≥92@447--457 nm ≥92@543--557 nm ≥92@659--689 nm Center wavelength /nm 565--570 550--555 a -2≤a≤2 -8≤a≤8 b -2≤b≤2 -8≤b≤8
Table 3. Process parameters for fabrication
View tableTable 3. Process parameters for fabrication
Material TG ICP Power /kW Ar flow rate / (mL·min-1) Power /kW Ar flow rate / (mL·min-1) O2 flow rate / (mL·min-1) Nb2O5 7 50 2 50 SiO2 6×2 60×2 2 50
Table 4. Test color results of CMWCF
View tableTable 4. Test color results of CMWCF
CMWCF Incident angle of 0° Incident angle of 30° a b a b CMWCF-A 0.9062 -1.4661 -7.1692 0.5296 CMWCF-B 1.9111 0.2231 7.4693 1.8267
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Xiuhua Fu, Yuhuai Guo, Shuang Li, Jing Zhang, Yubo Sun. Complementary Multi-Band Wide-Angle Chromatography Filters in 3D Display System[J]. Acta Optica Sinica, 2021, 41(5): 0531001
Paper Information
Category: Thin Films
Received: Aug. 10, 2020
Accepted: Oct. 10, 2020
Published Online: Apr. 7, 2021
The Author Email: Fu Xiuhua (goptics@126.com), Guo Yuhuai (625541444@qq.com)
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