单中心超广角手机镜头设计 
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Design of Single-Center and Ultra-Wide-Angle Mobile Phone Lenses
1 佛山科学技术学院物理与光电工程学院, 广东 佛山 528200
2 季华实验室, 广东 佛山 528200
图 & 表
图 1. 同心透镜示意图
Fig. 1. Schematic of concentric lens
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图 2. 同心透镜光路图
Fig. 2. Light path of concentric lens
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图 3. 所设计的手机镜头初始结构
Fig. 3. Initial structure of the proposed mobile phone lens
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图 4. 手机镜头结构图。(a)传统滤光手机镜头;(b)新型滤光手机镜头
Fig. 4. Structural charts of mobile phone lenses. (a) Traditional filtering mobile phone lens; (b) new filtering mobile phone lens
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图 5. 手机镜头MTF曲线。(a)传统滤光手机镜头;(b)新型滤光手机镜头
Fig. 5. MTF curves of mobile phone lenses. (a) Traditional filtering mobile phone lens; (b) new filtering mobile phone lens
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图 6. 传统滤光和新型滤光手机镜头点列图。(a)传统滤光手机镜头;(b)新型滤光手机镜头
Fig. 6. Spot diagrams of mobile phone lenses. (a) Traditional filtering mobile phone lens; (b) new filtering mobile phone lens
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图 7. 传统滤光和新型滤光手机镜头相对照度图
Fig. 7. Relative illumination of traditional filtering and new filtering mobile phone lenses
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表 1手机镜头设计参数
Table1. Design parameters of mobile phone lens
| 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 |
|
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表 2单中心全景成像仪结构参数
Table2. Structure parameters of single-center panoramic imager
| 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 |
|
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表 3传统滤光手机镜头结构参数
Table3. Structural parameters of traditional filtering mobile phone lens
| 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 |
|
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表 4新型滤光手机镜头结构参数
Table4. Structural parameters of a new 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 |
|
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表 5传统滤光手机镜头蒙特卡罗分析结果
Table5. Results of Monte Carlo analysis of traditional filtering mobile phone lens
| MTF value | 0.20775894 | 0.21218751 | 0.21993363 | 0.22838909 | 0.23243247 |
|---|
| Sampling probability /% | 90 | 80 | 50 | 20 | 10 |
|
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表 6新型滤光手机镜头蒙特卡罗分析结果
Table6. Results of Monte Carlo analysis of new filtering mobile phone lens
| MTF value | 0.29246095 | 0.29909312 | 0.30923128 | 0.31685867 | 0.31994738 |
|---|
| Sampling probability /% | 90 | 80 | 50 | 20 | 10 |
|
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郭智元, 李建聪, 陈太喜, 伍雁雄. 单中心超广角手机镜头设计[J]. 激光与光电子学进展, 2020, 57(7): 072204. 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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