Haixia Cao, Yingfei Zhao, Miao He, Weidong Wang, Chao Wang. Design of Small-Size High Resolution Echelle Grating Spectrometer with Divided Spectral Coverage[J]. Acta Optica Sinica, 2018, 38(11): 1105002
- Acta Optica Sinica
- Vol. 38, Issue 11, 1105002 (2018)
Fig. 1. Schematic of conical diffraction of echelle grating
Fig. 2. Schematic of prism dispersion
Fig. 3. Schematic of beam passing through double-slit and collimating mirror
Fig. 4. Flow chart of structure parameters, usage parameters of prism, and double-slit interval design
Fig. 5. Schematic of optical path configuration. (a) 210-800 nm; (b) 165-230 nm
Fig. 6. Spot diagrams of simulated spectral lines for different reference wavelengths. (a) 799 nm; (b) 275.8 nm; (c) 226.8 nm; (d) 200 nm; (e) 185.85 nm; (f) 165 nm
Fig. 7. Simulated aberration curves for different reference wavelengths.(a) 799 nm; (b) 275.8 nm; (c) 226.8 nm; (d) 200 nm; (e) 185.85 nm; (f) 165 nm
Fig. 8. (a) Simulated spectra at image plane of two-dimensional detector.(a) 210-800 nm; (b) 165-230 nm
Fig. 9. Spectral calibration. (a) 210-800 nm; (b) 165-230 nm; (c) 165-800 nm
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Table 1. Design parameters of spectrometer
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