Design of Zoom Lens System with Movable Components Including Large Aperture and with Ultra-Wide Field of View

Zhijuan Shen; Haifeng Lin; Yiqing Cao

doi:10.3788/LOP202158.0708001

Laser & Optoelectronics Progress, Volume. 58, Issue 7, 0708001(2021)

Design of Zoom Lens System with Movable Components Including Large Aperture and with Ultra-Wide Field of View

Zhijuan Shen^1,2, Haifeng Lin^1、*, and Yiqing Cao²

¹School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen , Fujian 361024, China

²School of Mechanical and Electrical Engineering, Putian University, Putian , Fujian 351100, China

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Figures & Tables(11)

Fig. 1. Schematic of zoom motion compensation

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Fig. 2. Schematic of zoom motion of all-motion zoom optical system

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Fig. 3. Schematic of component division in zoom optical imaging system

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Fig. 4. Structure and optical path of optimized zoom optical system at different focal lengths. (a) f=6.54 mm; (b) f=11.77 mm; (c) f=17.00 mm

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Fig. 5. MTF curves of optimized zoom optical system at different focal lengths. (a) f=6.54 mm; (b) f=11.77 mm; (c) f=17.00 mm

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Fig. 6. Field curvature and F-theta distortion curves of optimized zoom optical system at different focal lengths. (a) f=6.54 mm; (b) f=11.77 mm; (c) f=17.00 mm

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Fig. 7. Relative illumination of optimized zoom optical system at different focal lengths. (a) f=6.54 mm; (b) f=11.77 mm; (c) f=17.00 mm

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Table 1. Main technical parameters of zoom optical system with ultra-wide field of view

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Table 1. Main technical parameters of zoom optical system with ultra-wide field of view

Parameter	Value
Working wavelength /nm	400‒700
Variable ratio	2.6
F-number	2.8
Effective focal length /mm	6.54‒17.00
Filed angle /(°)	60‒178
Total length /mm	≤150
Root-mean-square radius of spot diagram /μm	≤9

Table 2. Main structural parameters of each state in optimized zoom optical system
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Table 2. Main structural parameters of each state in optimized zoom optical system
Configuration Focal length /mm Full field of view /(°) F number
1 6.54 178 2.8
2 8.28 140 2.8
3 10.02 110 2.8
4 11.77 96 2.8
5 13.51 80 2.8
6 15.25 70 2.8
7 17.00 60 2.8

Table 3. Optical parameters of optimized zoom optical system

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Table 3. Optical parameters of optimized zoom optical system

Surface	Radius /mm	Spacing /mm	Refractive index	Abbe number
Object plane	Infinity	Infinity
1	18645.33	5.30	1.8350	43.129
2	14.69	2.08
3	16.34	7.09	1.8350	43.129
4	12.97	6.33
5	-28.42	1.50	1.4875	70.406
6	14.79	5.44	1.7569	31.703
7	-67.96	0.98
8	-66.04	1.48	1.6936	49.233
9	73.64	20.26 & 5.88 & 0.33
10	46.23	2.07	1.7440	44.850
11	-52.16	0.98
12	17.38	5.47	1.6166	36.628
13	-17.43	3.15	1.7552	27.580
14	21.80	0.99
Stop	Infinity	1.08
16	643.96	1.48	1.7569	31.703
17	15.21	3.35	1.4875	70.406
18	-22.51	0.99
19	25.44	2.02	1.7352	41.591
20	345.36	0.85 & 9.63 & 20.03
21	-31.37	1.53	1.7484	27.714
22	374.74	1.95
23	-735.58	3.15	1.6204	60.324
24	-27.28	3.57
25	24.82	10.02	1.6700	51.759
26	95.72	6.28 & 9.14 & 12.07
Image plane	Infinity	-

Table 4. RMS radii of dot plot corresponding to field angles at different focal lengths
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Table 4. RMS radii of dot plot corresponding to field angles at different focal lengths
Field angle RMS radius /μm
6.54 mm 11.77 mm 17.00 mm
0 2.243 2.818 3.572
$0.5 ω$ 3.366 3.109 3.486
$0.7 ω$ 3.535 3.543 4.053
$1.0 ω$ 4.284 5.188 6.189

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Zhijuan Shen, Haifeng Lin, Yiqing Cao. Design of Zoom Lens System with Movable Components Including Large Aperture and with Ultra-Wide Field of View[J]. Laser & Optoelectronics Progress, 2021, 58(7): 0708001

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Paper Information

Category: Geometric Optics

Received: Jul. 24, 2020

Accepted: Aug. 31, 2020

Published Online: Apr. 25, 2021

The Author Email: Haifeng Lin (hflin@xmut.edu.cn)

DOI:10.3788/LOP202158.0708001

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Main technical parameters of zoom optical system with ultra-wide field of view

Table 1. Main technical parameters of zoom optical system with ultra-wide field of view

Table 2. Main structural parameters of each state in optimized zoom optical system

Table 2. Main structural parameters of each state in optimized zoom optical system

Table 3. Optical parameters of optimized zoom optical system

Table 3. Optical parameters of optimized zoom optical system

Table 4. RMS radii of dot plot corresponding to field angles at different focal lengths

Table 4. RMS radii of dot plot corresponding to field angles at different focal lengths