Title:
光学部品、照明装置、及び表示装置
Document Type and Number:
Japanese Patent JP4793510
Kind Code:
B2
Abstract:
One embodiment of the present invention is an optical component, including a first main surface and a second main surface wherein a plurality of two-dimensionally arranged first convex parts are arranged on the first main surface, each of the first convex parts being independent and an aspherical micro lens having an approximate semispherical shape or an approximate elliptic semispherical shape, or having a rounded tip, and a plurality of second convex parts of the height of which is lower than the height of the plurality of the first convex parts, the second convex parts comprising a lens extending in a one dimensional direction, the lens being arranged in one or two directions.
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Inventors:
Tomohiro Nakagome
Yuki Igarashi
Ebina Kazuyoshi
Hidenori Echizen
Yuki Igarashi
Ebina Kazuyoshi
Hidenori Echizen
Application Number:
JP2010517224A
Publication Date:
October 12, 2011
Filing Date:
December 03, 2009
Export Citation:
Assignee:
Toppan Printing Co., Ltd.
International Classes:
G02B5/02; F21S2/00; G02F1/13357; F21Y103/00
Domestic Patent References:
| JP2008152253A | 2008-07-03 | |||
| JP2010044379A | 2010-02-25 | |||
| JP2008070456A | 2008-03-27 | |||
| JP2004006256A | 2004-01-08 |