发明公开
- 专利标题： ILLUMINATING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER
- 专利标题（中）： 照明设备，显示设备和电视接收器
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申请号： EP08871047.0申请日： 2008-12-10
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公开(公告)号： EP2230441A1公开(公告)日： 2010-09-22
- 发明人: YAMAMOTO, Shuki , KUROMIZU, Yasumori , YAMAMOTO, Kaori , YOSHIKAWA, Takahiro
- 申请人： Sharp Kabushiki Kaisha
- 申请人地址： 22-22, Nagaike-cho Abeno-ku Osaka-shi, Osaka 545-8522 JP
- 专利权人： Sharp Kabushiki Kaisha
- 当前专利权人： Sharp Kabushiki Kaisha
- 当前专利权人地址： 22-22, Nagaike-cho Abeno-ku Osaka-shi, Osaka 545-8522 JP
- 代理机构： Müller-Boré & Partner Patentanwälte
- 优先权： JP2008006280 20080115
- 国际公布： WO2009090811 20090723
- 主分类号： F21S2/00
- IPC分类号： F21S2/00 ; F21V5/04 ; G02B3/00 ; G02B5/02 ; G02B5/04 ; G02F1/13357 ; F21Y103/00
摘要：
A lighting device 12 of the present invention includes a plurality of light sources 17 and an optical member arranged closer to the light-exiting portion 15z than the light sources 17. The optical member 15 includes a prism diffuser plate 15a for diffusing light emitted from the light sources 17 and exiting from a lens sheet 15c arranged closer to the light-exiting portion 15z than the prism diffuser plate 15a. The prism diffuser plate 15a has prisms on a surface located on a side closer to the light-exiting portion 15z. The lens sheet 15c has convex lenses 62 on a surface closer to the light-exiting portion 15z.
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