Research on multi-channel narrow-band filter based on metasurface

Table 1. Influence of period of unilateral DBR medium on filter performance parameters
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Table 1. Influence of period of unilateral DBR medium on filter performance parameters
M 中心波长/nm 通带宽度/nm 透射率/%
2 628 26.8 78.4
3 633 6.8 78.1
4 635 1.8 78.7
5 635 0.5 78.4

Table 2. Influence of refractive index of defect layer on filter performance parameters
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Table 2. Influence of refractive index of defect layer on filter performance parameters
n_c 中心波长/nm 通带宽度/nm 透射率/%
1.0 633 6.8 78.1
1.5 674 8.2 67.4
2.0 726 10.6 51.1
2.5 778 16.6 42.6

Table 3. Performance parameters of narrow-band filter when L is 20 nm, 65 nm, 85 nm and 100 nm
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Table 3. Performance parameters of narrow-band filter when L is 20 nm, 65 nm, 85 nm and 100 nm
L/nm 中心波长/nm 通带宽度/nm 透射率/%
20 634 7.2 78.0
65 642 7.2 78.3
85 650 7.2 76.8
100 658 7.2 75.8

Table 4. Performance parameters of narrow-band filter when incident angle is 0°, 10°, 20°, and 30° under TE and TM polarization

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Table 4. Performance parameters of narrow-band filter when incident angle is 0°, 10°, 20°, and 30° under TE and TM polarization

TE	中心波长/nm	通带宽度/nm	透射率/%	TM	中心波长/nm	通带宽度/nm	透射率/%
0°	634	7.2	78.1	0°	634	7.2	78.1
10°	630	6.8	78.8	10°	630	7.4	78.1
20°	618	6.2	79.1	20°	619	8.0	78.9
30°	599	5.4	79.1	30°	601	9.6	78.5

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Min WANG, Shuo SUN, Sheng LI, Jia WU, Kang WANG. Research on multi-channel narrow-band filter based on metasurface[J]. Journal of Applied Optics, 2024, 45(1): 184

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Paper Information

Category: Research Articles

Received: Mar. 23, 2023

Accepted: --

Published Online: May. 28, 2024

The Author Email: Shuo SUN (孙硕（1998—）)

DOI:10.5768/JAO202445.0105002

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Influence of period of unilateral DBR medium on filter performance parameters

Table 1. Influence of period of unilateral DBR medium on filter performance parameters

Table 2. Influence of refractive index of defect layer on filter performance parameters

Table 2. Influence of refractive index of defect layer on filter performance parameters

Table 3. Performance parameters of narrow-band filter when L is 20 nm, 65 nm, 85 nm and 100 nm

Table 3. Performance parameters of narrow-band filter when L is 20 nm, 65 nm, 85 nm and 100 nm

Table 4. Performance parameters of narrow-band filter when incident angle is 0°, 10°, 20°, and 30° under TE and TM polarization

Table 4. Performance parameters of narrow-band filter when incident angle is 0°, 10°, 20°, and 30° under TE and TM polarization