光电应用高效率扩散板设计(上)

1、270 2009/06202 The Study of High Efficiency Diffuser: Design, Fabrication, and Measure (I)( )J. S. Lin1 C. S. Cheng2 C. L. Lai3 Y. C. Peng2 (MSL/ITRI) 1 2 3 We have combined microstructure lighting technology, ultra-precision mold machining technology,and ultra-precision machining equipment to devel

2、op a complete manufacturing process. There areanti-glare, light shaping, and high efficiency characteristics in this diffuser plate, so the reduction ofenergy consumption and the illumination quality improvement can be both achieved. /Key Words (Diffuser) (Microstructure) (Optical Design) LED LED LE

3、D LED LED LED LED LED (1)270 2009/063M (2) BEF Snells Law(3-6)1.ASTM D1003 JISk7361 ISO 14782 ASTM D1003ASTM D1003 I1 I2 I3 I4 ASTM D1003 (7,8)1 I1 2242226282016101214183M US6280063203270 2009/06204 2. I2 I2/I1 3 4 3 ASAP I3 4 I4 I4-I3 (I2/I1) I4-I3(I2/I1)/I1 /= I21 = III43(2)11 = / =III432)1 2.twAS

4、TM D1003270 2009/060.4 mm80% 6 90% ASTM D1003 A C 97% 87% 89%ASTM D1003CAD CAM (UV Cuing) (Rollto Roll)205270 2009/06206±1 µm (9,10) Roll to Roll UV Curing CAD CAM CAD CAM Nichi Moore Nichi Moore Roll to Roll UV Curing270 2009/064.Chieh-Lung Lai; Jian-Shian Lin; Takeuchi Yoshimi;Wen-Hao Fa

5、n, “A microstructure diffuser plate forLED lighting”, International Symposium on SmartProcessing Technology 2007 5.Tasso R. M. Sales, “Structured microlens arrays forbeam shaping”, Optical Engineering, Vol. 42 No. 11,November 20036. G. Michael Morris, Tasso R. M. Sales, StephenChakmakjian, and Donal

6、d J. Schertler, “Engineereddiffusers? for display and illumination systems Design,fabrication, and applications1.Konno; Teruaki, Sawada; Koichi, Kitamura; Masahiro7.“Light-diffusing sheet member” US Patent No. 5706134 20052.Fong; Bettie C., Kretman; Wade D., Kotchick; Keith8. ASTM D1003 “Standard Test Method for Haze andM., Cobb, Jr.; Sanford, Miller; Richard A., Williams;Luminous Transmittance of Transparent Plastics”Todd R., Toyooka; Kazuhiko “Brightn