Tao1 Wu, [in Chinese], Zhouping Su. Design of Free-Form Lens for Extended LED Source Based on Weighted Overlap Algorithm[J]. Laser & Optoelectronics Progress, 2018, 55(12): 122202
- Laser & Optoelectronics Progress
- Vol. 55, Issue 12, 122202 (2018)
Fig. 1. Flow chart of construction of initial model
Fig. 2. Block diagram of DDE communication
Fig. 3. Flow chart of automatic optimization
Fig. 4. Schematic of parameters for lighting system
Fig. 5. Relationship of displacement with uniformity and light efficiency
Fig. 6. Three-dimensional illuminance distribution maps before and after optimization. (a) Before; (b) after
Fig. 7. Comparison of illuminance curves before and after optimization
Fig. 8. Schematic of shape errors
Fig. 9. Analysis of shape errors
Fig. 10. Schematic of lateral displacement error
Fig. 11. Relationship of lateral displacement error with uniformity and light efficiency
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Table 1. Parameters of PSO
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Table 2. Comparison among optimization algorithms
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