激光与光电子学进展, 2019, 56 (15): 152202, 网络出版: 2019-08-05
基于折射率预补偿方法的扩展光源匀光照明二次光学设计 
下载： 1150次
Secondary Optical Design for Uniform Illumination of Extended Sources Based on Refractive Index Pre-Compensation Method
图 & 表
图 1. 单自由曲面透镜配光原理示意图
Fig. 1. Diagram of light distribution principle ofsingle free-form surface lens
图 2. 点光源实现匀光照明的二次光学设计。(a)配光透镜的剖面母线图;(b)匀光原理示意图
Fig. 2. Secondary optical design of point source for uniform illumination. (a) Profile of light distribution lens; (b) diagram of uniform illumination principle
图 3. 点光源条件下所设计配光透镜的三维实体模型
Fig. 3. Three-dimensional solid model of light distribution lens designed for point source
图 4. 近似点光源条件下的照度分布。(a)二维分布;(b)一维分布
Fig. 4. Illuminance distributions of approximate point source. (a) Two-dimensional distribution; (b) one-dimensional distribution
图 5. 扩展光源条件下的照度。(a)二维分布;(b)一维分布
Fig. 5. Illuminance distributions of extended source. (a) Two-dimensional distribution; (b) one-dimensional distribution
图 6. 近似点光源沿y轴正向偏移不同距离后照度的二维分布与过光斑中心的一维分布。(a)偏移1 mm; (b)偏移2 mm; (c)偏移3 mm
Fig. 6. Two-dimensional and one-dimensional illuminance distributions of approximate point source with different shifts in positive direction of y axis. (a) Shift of 1 mm; (b) shift of 2 mm; (c) shift of 3 mm
图 7. 扩展光源条件下照明效果退化的原因
Fig. 7. Degradation reasons of illumination effect of extended source
图 8. 折射率预补偿方法中扩展光源实现匀光照明的原理
Fig. 8. Principle of uniform illumination of extended source in refractive index pre-compensation method
图 9. 折射率预补偿修正后的配光透镜面形
Fig. 9. Profile of light distribution lens modified by refractive index pre-compensation method
图 10. 折射率预补偿修正后点光源条件下的照度。(a)二维分布; (b)一维分布
Fig. 10. Illuminances of point source after modifying by refractive index pre-compensation method. (a) Two-dimensional distribution; (b) one-dimensional distribution
康学亮, 姚海兵, 刘启隆, 王丽, 张白, 陈科. 基于折射率预补偿方法的扩展光源匀光照明二次光学设计[J]. 激光与光电子学进展, 2019, 56(15): 152202. Xueliang Kang, Haibing Yao, Qilong Liu, Li Wang, Bai Zhang, Ke Chen. Secondary Optical Design for Uniform Illumination of Extended Sources Based on Refractive Index Pre-Compensation Method[J]. Laser & Optoelectronics Progress, 2019, 56(15): 152202.
PDF全文
