Wavelength Nonlinearity of Multi-Channel Solar Spectrometer with Common Grating Rotating Axis

Li Zhanfeng; Huang Yu; Wang Shurong; Yu Miao; Lin Guanyu; Zhang Zihui; Cao Diansheng

doi:10.3788/CJL201946.0911004

Chinese Journal of Lasers, Volume. 46, Issue 9, 911004(2019)

Wavelength Nonlinearity of Multi-Channel Solar Spectrometer with Common Grating Rotating Axis

Li Zhanfeng¹, Huang Yu¹, Wang Shurong^1、*, Yu Miao², Lin Guanyu¹, Zhang Zihui¹, and Cao Diansheng¹

¹State Key Laboratory of Applied Optics, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun, Jilin 130033, China

²Load and Ground Application Technology Laboratory, Shanghai Institute of Satellite Engineering,Shanghai 200240, China

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Figures & Tables(6)

Fig. 1. Diagram of wavelength linear scanning mechanism

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Fig. 2. Diagram of wavelength scanning mechanism of dual-channel grating spectrometer

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Fig. 3. Structural diagram of solar irradiance spectrometer

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Fig. 4. Working principle diagram of each channel

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Fig. 5. Output signal curve of visible channel of mercury lamp source

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Table 1. Fitting errors of linear and nonlinear formulas

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Table 1. Fitting errors of linear and nonlinear formulas

Standardwavelength /nm	Screwdistance /mm	Fitting using equation (7)		Fitting using equation (12)
Standardwavelength /nm	Screwdistance /mm	Wavelength /nm	Error /nm	Wavelength /nm	Error /nm
253.65	23.604	253.73	0.08	253.677	0.03
312.57	29.374	312.57	0.00	312.572	0.01
365.02	34.510	364.96	-0.06	364.987	-0.03
404.66	38.396	404.59	-0.07	404.625	-0.03
435.83	41.455	435.79	-0.04	435.822	-0.01
507.30	48.468	507.33	0.02	507.326	0.02
546.08	52.274	546.14	0.06	546.106	0.03

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Li Zhanfeng, Huang Yu, Wang Shurong, Yu Miao, Lin Guanyu, Zhang Zihui, Cao Diansheng. Wavelength Nonlinearity of Multi-Channel Solar Spectrometer with Common Grating Rotating Axis[J]. Chinese Journal of Lasers, 2019, 46(9): 911004

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Paper Information

Category: spectroscopy

Received: Apr. 8, 2019

Accepted: --

Published Online: Sep. 10, 2019

The Author Email: Wang Shurong (srwang@ciomp.ac.cn)

DOI:10.3788/CJL201946.0911004

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology