Laser & Optoelectronics Progress, Volume. 57, Issue 19, 192201(2020)
Design of Solar Blind Ultraviolet Optical System with Fast Focal Ratio and Long Focal Length
Figures & Tables(8)
Fig. 1. Structure of solar blind ultraviolet optical system with fast focal ratio and long focal length
Fig. 5. Distortion and relative illumination of solar blind ultraviolet optical system. (a) Distortion; (b) relative illumination
Table 1. Design parameters of solar blind ultraviolet optical system
View tableTable 1. Design parameters of solar blind ultraviolet optical system
Parameter Value Working wavelength /nm 240-280 Focal length /mm 100 F/# 2.0 Full field of view /(°) 11.0 Total length /mm ≤150 Back focal length /mm ≥25 Radius RMS of spot diagram /μm <13 MTF >0.6 Lateral color aberration /μm <13 Maximum distortion /% <5 Relative illumination /% >90
Table 2. Tolerance setting of components
View tableTable 2. Tolerance setting of components
Parameter Value Radius/ mm ±0.01 Thickness/ mm ±0.02 Surface irregularity /fringes 3 Decenter along X-axis /mm ±0.02 Decenter along Y-axis /mm ±0.02 Tilt angle along X-axis /(°) ±0.02 Tilt angle along Y-axis /(°) ±0.02
Table 3. Tolerance analysis results of the most sensitive components
View tableTable 3. Tolerance analysis results of the most sensitive components
Type Tolerance MTF criterion MTF change TEDY 1 2 -0.02 0.54720867 -0.18745649 TEDY 1 2 0.02 0.54720867 -0.18745649 TEDX 1 2 -0.02 0.54720867 -0.18745649 TEDX 1 2 0.02 0.54720867 -0.18745649 TEDX 7 8 -0.02 0.57640024 -0.15826492 TEDX 7 8 0.02 0.57640024 -0.15826492 TEDY 7 8 -0.02 0.57640024 -0.15826492 TEDY 7 8 0.02 0.57640024 -0.15826492 TETY 1 2 -0.02 0.58981061 -0.14485456 TETY 1 2 0.02 0.58981061 -0.14485456
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Jiakui Ding, Zhenpeng Wang, Zhenzhen Song, Jingfei Ye. Design of Solar Blind Ultraviolet Optical System with Fast Focal Ratio and Long Focal Length[J]. Laser & Optoelectronics Progress, 2020, 57(19): 192201
Paper Information
Category: Optical Design and Fabrication
Received: Dec. 10, 2019
Accepted: Feb. 20, 2020
Published Online: Sep. 23, 2020
The Author Email: Ye Jingfei (yjfei1988@gmail.com)
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