Title:
PROJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2010/067688
Kind Code:
A1
Abstract:
Provided is a projection device including: a projection unit having an optical system for projecting an image (P); a case (4) for containing the projection unit; a first plane arranged on the case (4) so as to function as a distance reference plane for defining the distance from a projection window (8) of the case (4) to a projection plane (G) onto which the image (P) is projected and as a first installation plane used when installing the case (4); and a second plane arranged on the case (4) which orthogonally intersects the first plane and functions as a second installation plane used when installing the case (4).
Inventors:
UCHIYAMA Takayuki (2-3 Marunouchi 3-chome, Chiyoda-k, Tokyo 31, 〒1008331, JP)
内山 貴之 (〒31 東京都千代田区丸の内３丁目２番３号 株式会社ニコン内 Tokyo, 〒1008331, JP)
内山 貴之 (〒31 東京都千代田区丸の内３丁目２番３号 株式会社ニコン内 Tokyo, 〒1008331, JP)
Application Number:
JP2009/069312
Publication Date:
June 17, 2010
Filing Date:
November 13, 2009
Export Citation:
Assignee:
NIKON CORPORATION (2-3 Marunouchi 3-chome, Chiyoda-ku Tokyo, 31, 〒1008331, JP)
株式会社ニコン (〒31 東京都千代田区丸の内３丁目２番３号 Tokyo, 〒1008331, JP)
UCHIYAMA Takayuki (2-3 Marunouchi 3-chome, Chiyoda-k, Tokyo 31, 〒1008331, JP)
株式会社ニコン (〒31 東京都千代田区丸の内３丁目２番３号 Tokyo, 〒1008331, JP)
UCHIYAMA Takayuki (2-3 Marunouchi 3-chome, Chiyoda-k, Tokyo 31, 〒1008331, JP)
International Classes:
G03B21/14; G02F1/13; G03B21/00; H04N5/74; G03B21/14; G02F1/13; G03B21/00; H04N5/74
Attorney, Agent or Firm:
FUJIMOTO Yoshihiro (VerdyNOGIZAKA 2F, 14-7 Minamiaoyama 1-chome, Minato-k, Tokyo 62, 〒1070062, JP)
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