Title:
A projection device provided with a micro lens array, a light-intensity-distribution equalization element provided with it, and a light-intensity-distribution equalization element
Document Type and Number:
Japanese Patent JP6255665
Kind Code:
B2
Abstract:
The present invention provides a microlens array including multiple microlenses arranged axially parallel to one another, wherein entrance surfaces of the microlenses on which light is incident are made of resin, and exit surfaces of the microlenses from which light exits are made of glass.
Inventors:
Makoto Sato
Nakamura Hidetaka
Hiroshi Ogino
Nakamura Hidetaka
Hiroshi Ogino
Application Number:
JP2012276802A
Publication Date:
January 10, 2018
Filing Date:
December 19, 2012
Export Citation:
Assignee:
CASIO COMPUTER CO.,LTD.
International Classes:
G02B3/00; G02B1/00; G02B1/04; G02B19/00; G03B21/14
Domestic Patent References:
JP2012189708A | ||||
JP2009047952A | ||||
JP7174902A | ||||
JP2012203366A | ||||
JP10332906A |
Attorney, Agent or Firm:
Kurata Masatoshi
Yoshihiro Fukuhara
Makoto Nakamura
Nobuhisa Nogawa
Toshio Shirane
Takashi Mine
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Takao Ako
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Yoshihiro Fukuhara
Makoto Nakamura
Nobuhisa Nogawa
Toshio Shirane
Takashi Mine
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Takao Ako
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori