• Laser & Optoelectronics Progress
  • Vol. 58, Issue 9, 0900002 (2021)
Yuhang Shen1, Zhengji Ni1、2、*, Yuanshen Huang1、2, Banglian Xu1、2, Bei Guo1, and Dinglu Wang1
Author Affiliations
  • 1School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China
  • 2Shanghai Institute of Optical Instruments, Shanghai 200093, China
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    DOI: 10.3788/LOP202158.0900002 Cite this Article Set citation alerts
    Yuhang Shen, Zhengji Ni, Yuanshen Huang, Banglian Xu, Bei Guo, Dinglu Wang. Research Progress of Concentric Imaging Spectrometer with Convex Grating[J]. Laser & Optoelectronics Progress, 2021, 58(9): 0900002 Copy Citation Text show less
    Schematic of the Offner imaging spectrometer
    Fig. 1. Schematic of the Offner imaging spectrometer
    Schematic of meridional focusing curve being tangent to sagittal focusing curve at λ¯ wavelength[25]
    Fig. 2. Schematic of meridional focusing curve being tangent to sagittal focusing curve at λ¯ wavelength[25]
    Schematic of astigmatism correlation for Offner imaging spectrometer[33]. (a) Focusing curves of the Offner imaging spectrometer; (b) relationship between astigmatism and the diffraction angle β2
    Fig. 3. Schematic of astigmatism correlation for Offner imaging spectrometer[33]. (a) Focusing curves of the Offner imaging spectrometer; (b) relationship between astigmatism and the diffraction angle β2
    Schematic of spectrometer configuration along optical axis angle of view[36]. (a) In-plane configuration; (b) off-plane configuration
    Fig. 4. Schematic of spectrometer configuration along optical axis angle of view[36]. (a) In-plane configuration; (b) off-plane configuration
    Schematic of the quadrature off-plane configuration spectrometer along optical axis angle of view[38]
    Fig. 5. Schematic of the quadrature off-plane configuration spectrometer along optical axis angle of view[38]
    Schematic of an optical path for a conical diffraction off-plane configuration[42]
    Fig. 6. Schematic of an optical path for a conical diffraction off-plane configuration[42]
    Schematic of concentric catadioptric convex grating configuration[45]. (a) Convex grating disposed on outer surface of a meniscus lens; (b) convex grating disposed on inner surface of a meniscus lens
    Fig. 7. Schematic of concentric catadioptric convex grating configuration[45]. (a) Convex grating disposed on outer surface of a meniscus lens; (b) convex grating disposed on inner surface of a meniscus lens
    Schematic of ultra-compact concentric catadioptric imaging spectrometer[49]
    Fig. 8. Schematic of ultra-compact concentric catadioptric imaging spectrometer[49]
    Schematic of a catadioptric configuration with reflective coating[50]
    Fig. 9. Schematic of a catadioptric configuration with reflective coating[50]
    Schematic of +1st order diffraction configuration optical path[52-53]. (a) Conventional configuration; (b) configuration with meniscus lens
    Fig. 10. Schematic of +1st order diffraction configuration optical path[52-53]. (a) Conventional configuration; (b) configuration with meniscus lens
    Schematic of +1st order diffraction optical path with three different image plane positions[56]
    Fig. 11. Schematic of +1st order diffraction optical path with three different image plane positions[56]
    Comparison of dimensions and performance of three different face types of spectrometers[63]. (a) All-spherical type; (b) compact all-spherical type; (c) compact freeform type
    Fig. 12. Comparison of dimensions and performance of three different face types of spectrometers[63]. (a) All-spherical type; (b) compact all-spherical type; (c) compact freeform type
    Merit functions of different surface types[64]
    Fig. 13. Merit functions of different surface types[64]
    Schematic of a multichannel freeform surface imaging spectrometer[67]
    Fig. 14. Schematic of a multichannel freeform surface imaging spectrometer[67]
    Yuhang Shen, Zhengji Ni, Yuanshen Huang, Banglian Xu, Bei Guo, Dinglu Wang. Research Progress of Concentric Imaging Spectrometer with Convex Grating[J]. Laser & Optoelectronics Progress, 2021, 58(9): 0900002
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