Design of Single-Center and Ultra-Wide-Angle Mobile Phone Lenses

Zhiyuan Guo; Jiancong Li; Taixi Chen; Yanxiong Wu

doi:10.3788/LOP57.072204

Journals >Laser & Optoelectronics Progress >Volume 57 >Issue 7 >Page 072204 > Article

Laser & Optoelectronics Progress
Vol. 57, Issue 7, 072204 (2020)

Design of Single-Center and Ultra-Wide-Angle Mobile Phone Lenses

Zhiyuan Guo¹, Jiancong Li¹, Taixi Chen², and Yanxiong Wu^1、*

Author Affiliations

¹School of Physics and Optoelectronic Engineering, Foshan University, Foshan, Guangdong 528200, China

²Ji Hua Laboratory, Foshan, Guangdong 528200, China

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DOI: 10.3788/LOP57.072204 Cite this Article Set citation alerts

Zhiyuan Guo, Jiancong Li, Taixi Chen, Yanxiong Wu. Design of Single-Center and Ultra-Wide-Angle Mobile Phone Lenses[J]. Laser & Optoelectronics Progress, 2020, 57(7): 072204 Copy Citation Text

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Fig. 1. Schematic of concentric lens

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Fig. 2. Light path of concentric lens

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Fig. 3. Initial structure of the proposed mobile phone lens

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Fig. 4. Structural charts of mobile phone lenses. (a) Traditional filtering mobile phone lens; (b) new filtering mobile phone lens

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Fig. 5. MTF curves of mobile phone lenses. (a) Traditional filtering mobile phone lens; (b) new filtering mobile phone lens

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Fig. 6. Spot diagrams of mobile phone lenses. (a) Traditional filtering mobile phone lens; (b) new filtering mobile phone lens

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Fig. 7. Relative illumination of traditional filtering and new filtering mobile phone lenses

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Parameter	Value
Focal length /mm	2.6-2.7
F number	1.8
Central wavelength /nm	486, 587, 656
Field of view angle /(°)	130
Backfocal length /mm	>0.3
Total length of optical system /mm	<4.5

Table 1. Design parameters of mobile phone lens

No.	Surface type	Radius /mm	Thickness /mm	Glass	Semidiameter /mm
OBJ12STO45IMA	StandardStandardStandardStandardStandardStandardStandard	Infinity9.067623.79155Infinity-3.79155-9.06762-11.9885	1.0×10¹⁰, 1000.000, 500.0005.276073.791553.791555.270672.92088, 3.06156, 3.20318	S-LAH79(OHARA-JP)K-LASFN9(SCHOTT-GER)K-LASFN9(SCHOTT-GER)S-LAH79(OHARA-JP)	9.060003.790001.941883.790009.0600011.0000

Table 2. Structure parameters of single-center panoramic imager

No.	Surface type	Radius /mm	Thickness /mm	Material	Refractive index	Abbe number
OBJ23STO5678IMA	StandardStandard StandardStandradStandardStandardStandardStandardStandard	Infinity1.38040.6849Infinity-0.6849-1.3804-1.7759-2.1759-2.6419	Infinity0.69550.68490.68490.69550.44140.40.4740	APL5514MLPMMAPMMAOKP-A2H-K9L	1.54491.49181.49181.66061.5164	55.93057.44157.44120.40164.134

Table 3. Structural parameters of traditional filtering mobile phone lens

No.	Surface type	Radius /mm	Thickness /mm	Material	Refractive index	Abbe number
OBJ23STO56IMA	StandardStandard StandardSrandradStandardStandardStandard	Infinity1.48480.7124Infinity-0.7124-1.48482.6367	Infinity0.77240.71240.71240.77241.1519	APL5514MLPMMAPMMAOKP-A2	1.54491.49181.49181.6606	55.93057.44157.44120.401

Table 4. Structural parameters of a new filtering mobile phone lens

MTF value	0.20775894	0.21218751	0.21993363	0.22838909	0.23243247
Sampling probability /%	90	80	50	20	10

Table 5. Results of Monte Carlo analysis of traditional filtering mobile phone lens

MTF value	0.29246095	0.29909312	0.30923128	0.31685867	0.31994738
Sampling probability /%	90	80	50	20	10

Table 6. Results of Monte Carlo analysis of new filtering mobile phone lens

Zhiyuan Guo, Jiancong Li, Taixi Chen, Yanxiong Wu. Design of Single-Center and Ultra-Wide-Angle Mobile Phone Lenses[J]. Laser & Optoelectronics Progress, 2020, 57(7): 072204

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