Infrared and Laser Engineering, Volume. 50, Issue 4, 20200290(2021)
Design on internal focusing optical system with zoom lens of freeform
Figures & Tables(11)
Fig. 5. Displacement of vertical deflection with different object distance
Fig. 7. MTF diagram of optical system with different imaging conditions
Table 1. [in Chinese]
View tableView in ArticleTable 1. [in Chinese]
Parameter Value Focal length/mm 100 F number 5.6 Field of view/(°) 12 Wavelength/nm 450-700 Total length/mm 115 Size of pixel/μm2 5.5×5.5 Object length/m 1.5-Infinity Temperature/℃ −100~100 Atmosphere/atm 0-1
Table 2. [in Chinese]
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Title Type A9 Radius Thickness Materials Lens 1 Sphere - Infinity 1.5 H-ZPK7 XY polynomial 0.0009 Infinity 0.1 Lens 2 XY polynomial 0.0009 Infinity 3 H-ZPK7 XY polynomial −0.0009 Infinity 0.1 Lens 3 XY polynomial −0.0009 Infinity 1.5 H-ZPK7 Sphere - Infinity 2 Lens 4 Sphere - 32.74 5.30 H-ZK11 Sphere - 97.91 20.26 Lens 5 Sphere - 42.76 5.64 H-ZK11 Sphere - −36.33 0.64 Lens 6 Sphere - −33.70 4.50 H-ZF3 Sphere - 103.82 1.88 Lens 7 Sphere - −32.88 3.02 H-ZF3 Sphere - 24.68 1.59 Lens 8 Sphere - 25.87 8.91 H-ZK9B Sphere - 34.59 3.99 Lens 9 Sphere - 74.32 4.71 H-ZF12 Sphere - −44.04 46.37
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Tingting Jiang, Huajun Feng, Qi Li. Design on internal focusing optical system with zoom lens of freeform[J]. Infrared and Laser Engineering, 2021, 50(4): 20200290
Paper Information
Category: Optical design
Received: Jul. 24, 2020
Accepted: --
Published Online: Jul. 30, 2021
The Author Email: Li Qi (liqi@zju.edu.cn)
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