Title:
COMPACT AUTO-FOCUS IMAGE TAKING LENS SYSTEM WITH A MICROMIRROR ARRAY LENS AND A LENS-SURFACED PRISM
Document Type and Number:
WIPO Patent Application WO/2010/011789
Kind Code:
A3
Abstract:
A compact auto-focus image taking lens system with a Micromirror Array Lens and a lens-surfaced prism of the present invention comprises a lens-surfaced prism, an aperture stop, a first lens element, a second lens element, a Micromirror Array Lens, and an image surface, optionally an infrared cut-off filter. By introducing a Micromirror Array Lens and a lens-surfaced prism, the compact auto-focus image taking lens system with a Micromirror Array Lens and a lens-surfaced prism of the present invention has many advantages over the prior arts in the field of invention, such as compactness in thickness, small number of optical elements, high performance of optical quality, fast focusing speed, low power consumption, enough space for optional elements such as an infrared cut-off filter and diversity in optical geometries.
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Inventors:
SOHN JIN YOUNG (US)
CHO GYOUNG IL (KR)
SEO CHEONG SOO (KR)
CHO GYOUNG IL (KR)
SEO CHEONG SOO (KR)
Application Number:
PCT/US2009/051459
Publication Date:
April 22, 2010
Filing Date:
July 22, 2009
Export Citation:
Assignee:
STEREO DISPLAY INC (US)
ANGSTROM INC (KR)
SOHN JIN YOUNG (US)
CHO GYOUNG IL (KR)
SEO CHEONG SOO (KR)
ANGSTROM INC (KR)
SOHN JIN YOUNG (US)
CHO GYOUNG IL (KR)
SEO CHEONG SOO (KR)
International Classes:
G02B15/00; G02B7/00; G02B15/14; G02B26/08
Foreign References:
JP2004070235A | 2004-03-04 | |||
JP2003161873A | 2003-06-06 | |||
JP2006119324A | 2006-05-11 | |||
KR20050059291A | 2005-06-17 |
Attorney, Agent or Firm:
STEREO DISPLAY, INC. (980 E. Orangethorpe Ave.Anaheim, CA, US)
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