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EFUN TECHNOLOGY CO., LTD.
| EFUN TECHNOLOGY CO., LTD. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100123953 | Light Converging Sheet Unit - A light converging sheet unit includes first and second light converging sheets stacked one on top of the other. The first light converging sheet has first light converging micro-prism structures with a first average peak-to-peak distance between adjacent ones of the first light converging micro-prism structures. The second light converging sheet has second light converging micro-prism structures with a second average peak-to-peak distance between adjacent ones of the second light converging micro-prism structures. At least one of the first and second average peak-to-peak distances is not larger than 35 μm. | 05-20-2010 |