Erecting equal-magnification lens array plate, optical...

Details Erecting equal-magnification lens array plate, optical... Erecting equal-magnification lens array plate, optical...

2011-05-03

2011-05-03

Martinez, Joseph (Department: 2873)

Optical: systems and elements

Single channel simultaneously to or from plural channels

By surface composed of lenticular elements

C359S622000

Reexamination Certificate

active

07936516

ABSTRACT:
An erecting equal-magnification lens array plate includes a stack of a first lens array plate and a second lens array plate, the first lens array plate being provided with a plurality of first lenses and a plurality of second lenses, and the second lens array plate being provided with a plurality of third lenses and a plurality of fourth lenses. The erecting equal-magnification lens array plate includes a first light shielding wall provided upright to surround the first lens, a second light shielding wall provided upright to surround the fourth lens, a first aperture defined by the first light shielding wall and formed above the first lens, and a second aperture defined by the second light shielding well and formed above the fourth lens. At least one of the first aperture and the second aperture is formed such that the aperture diameter ID facing the lens is larger than the aperture diameter OD on the opposite side.

REFERENCES:
patent: 4335985 (1982-06-01), Kistler
patent: 5713047 (1998-01-01), Kohayakawa
patent: 6192021 (2001-02-01), Saito et al.
patent: 2009-069801 (2009-04-01), None

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