Infrared and Laser Engineering, Volume. 50, Issue 10, 20210091(2021)
Design of telecentric relay optical system with broadband and real entrance pupil
Figures & Tables(11)
Table 1. Parameter of optical design
View tableView in ArticleTable 1. Parameter of optical design
System parameter Requirements Spectral band/μm 0.4-5.0 Focal length/mm 400 F number 3 Field of view/（°） 2ω=8 Real entrance pupil Aperture stop front；placed outside the optical system structure
Table 2. Parameters of off-axis three-mirror optical system
View tableView in ArticleTable 2. Parameters of off-axis three-mirror optical system
Radius/mm Thickness/mm Decenter/mm Tilt/（°） First mirror −458.7815 −107.5917 58.71 0.19 Second mirror −167.2861 134.6101 8.81 10.09 Third mirror −355.8577 −107.8693 −256.96 −28.66
Table 3. Parameters of free-form surface of each mirror
View tableView in ArticleTable 3. Parameters of free-form surface of each mirror
Parameters First mirror Second mirror Third mirror x2 −7.4433e-005 0.0003 1.8133e-005 y2 3.2701e-005 0.0004 1.8497e-005 x2y 3.6196e-007 1.5541e-006 −3.4655e-007 y3 1.8164e-007 1.2668e-006 6.6196e-008 x4 1.1032e-009 1.2601e-008 7.4445e-010 x2y2 1.5319e-009 1.6041e-008 −2.6963e-009 y4 7.6358e-010 9.3326e-009 2.0005e-009 x2y3 3.1651e-013 3.5955e-011 1.7453e-011 x4y −2.0905e-012 −1.9364e-010 1.8144e-011 y5 −2.8706e-013 −9.5697e-012 −8.4075e-012 x6 2.4865e-015 2.0033e-013 6.4256e-014 x4y2 −3.6701e-015 −2.0303e-013 −5.8383e-014 x2y4 6.3076e-016 4.5629e-013 −5.2467e-014 y6 −3.5416e-016 6.6398e-014 1.6164e-014
Tools
Get Citation
Copy Citation Text
Lingying Chang, Qiang Zhang, Yuehong Qiu, Rong Zhang. Design of telecentric relay optical system with broadband and real entrance pupil[J]. Infrared and Laser Engineering, 2021, 50(10): 20210091
Paper Information
Category:
Received: Feb. 2, 2021
Accepted: --
Published Online: Dec. 7, 2021
The Author Email: Zhang Qiang (johnson_zhang1994@126.com)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20