• Laser & Optoelectronics Progress
  • Vol. 57, Issue 19, 190004 (2020)
Yongqiang Zhao*, Xinyu Liu, and Chaolong Tang
Author Affiliations
  • Research & Development Institute of Northwestern Polytechnical University in Shenzhen, Shenzhen, Guangdong 518057, China
  • show less
    DOI: 10.3788/LOP57.190004 Cite this Article Set citation alerts
    Yongqiang Zhao, Xinyu Liu, Chaolong Tang. Progress in Spectral Filter Arrays[J]. Laser & Optoelectronics Progress, 2020, 57(19): 190004 Copy Citation Text show less
    Fabry-Perot interference schematic[22]
    Fig. 1. Fabry-Perot interference schematic[22]
    Subwavelength grating diffraction[18]
    Fig. 2. Subwavelength grating diffraction[18]
    Subwavelength grating array spectroscopy
    Fig. 3. Subwavelength grating array spectroscopy
    Multicolor optical cavity with embedded metasurface[22]
    Fig. 4. Multicolor optical cavity with embedded metasurface[22]
    Progress of spectral filter array
    Fig. 5. Progress of spectral filter array
    TypeStructureMembranesystemBandwidthNumberof bandTransmission /reflectionApplicableband
    Color filter arrayHugeMultiLargeFewLargeVIS
    Fabry-Perot thin film arrayCompactMultiSmallMultiLargeVIS-IR
    1D subwavelength gratingCompactSingleLargeMultiSmallUV-LWIR
    MultiSmallLarge
    Two-stepSmallLarge
    2D subwavelength gratingCompactSingleLargeMultiSmallVIS-MIR
    MultiSmallLarge
    MetasurfaceCompact-SmallMultiLargeFull band
    Table 1. Summary of filter array
    Yongqiang Zhao, Xinyu Liu, Chaolong Tang. Progress in Spectral Filter Arrays[J]. Laser & Optoelectronics Progress, 2020, 57(19): 190004
    Download Citation