发明名称 |
Optical lens, optical package having the same, backlight assembly having the same and display device having the same |
摘要 |
An optical lens refracts and reflects a light to increase a luminance in a top direction of the optical lens and to decrease a luminance in a horizontal direction of the optical lens. The optical lens includes a central portion and a peripheral portion. The central portion has a convex shape. The peripheral portion has a concave shape. The peripheral portion surrounds the central portion. Therefore, power consumption and manufacturing cost are decreased.
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申请公布号 |
US8118458(B2) |
申请公布日期 |
2012.02.21 |
申请号 |
US20100755199 |
申请日期 |
2010.04.06 |
申请人 |
PARK SE-KI;LEE SANG-YU;KIM GI-CHERL;NAM SEOK-HYUN;YOON JU-YOUNG;SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
PARK SE-KI;LEE SANG-YU;KIM GI-CHERL;NAM SEOK-HYUN;YOON JU-YOUNG |
分类号 |
F21V5/04;F21S2/00;F21V5/00;F21Y101/02;G02B3/00;G02B13/18;G02F1/1335 |
主分类号 |
F21V5/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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