Infrared and Laser Engineering, Volume. 49, Issue 4, 0414001(2020)
Light and small mask spectral optical system
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Fig. 6. Image surface irradiance analysis diagram. (a) First order diffraction; (b) Zero order diffraction; (c) Second order diffraction; (d) Zero order and second order diffraction
Table 1. Convergence module system parameters
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Parameter Value Wavelength range/nm 400 -1 000 Pixel/pixel 2 480×2 048 Pixel size/μm 3.45 Focus of convergence module/mm 30 Grating notch density/lp·mm-1 254 F number4 Resolving power/nm 5 Field angle/(°) ±7.5
Table 2. Collimation module system parameters
View tableView in ArticleTable 2. Collimation module system parameters
Parameter Value Wavelength range/nm 400 -1000 Focus of collimation module/mm 30 F number4 Field angle/(°) ±7.5 Mask slit width/μm 6.9
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Pengda Li, Yuan Hu, Xiaoming Zhong, Xu Wang, Yueqi Wang, Yiting Li, Qiang Luo. Light and small mask spectral optical system[J]. Infrared and Laser Engineering, 2020, 49(4): 0414001
Paper Information
Received: Dec. 2, 2019
Accepted: --
Published Online: May. 27, 2020
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