Photocopying – Projection printing and copying cameras – Focus or magnification control
Reexamination Certificate
2006-06-21
2010-10-19
Nguyen, Hung Henry (Department: 2882)
Photocopying
Projection printing and copying cameras
Focus or magnification control
C355S067000, C359S859000
Reexamination Certificate
active
07817246
ABSTRACT:
An optical apparatus is disclosed that has a convex mirror and a concave mirror with an aperture, wherein, in use, radiation from a radiation emitter passes through the aperture and is incident upon the convex mirror before being incident upon the concave mirror, the optical apparatus arranged to form the radiation into a radiation beam, wherein the concave mirror is translatable towards and away from the convex mirror or the convex mirror is translatable towards and away from the concave mirror, to adjust divergence of the radiation beam.
REFERENCES:
patent: 4812030 (1989-03-01), Pinson
patent: 4861148 (1989-08-01), Sato et al.
patent: 4863253 (1989-09-01), Shafer et al.
patent: 5136413 (1992-08-01), MacDonald et al.
patent: 5212588 (1993-05-01), Viswanathan et al.
patent: 5510230 (1996-04-01), Tennant et al.
patent: 5737137 (1998-04-01), Cohen et al.
patent: 5989776 (1999-11-01), Felter et al.
patent: 6225027 (2001-05-01), Replogle et al.
patent: 6331710 (2001-12-01), Wang et al.
patent: 6452661 (2002-09-01), Komatsuda
patent: 6859259 (2005-02-01), Bakker et al.
patent: 2002/0113954 (2002-08-01), Antoni et al.
patent: 2003/0227603 (2003-12-01), Dierichs
patent: 2004/0257546 (2004-12-01), Banine
patent: 2006/0002113 (2006-01-01), Chandhok et al.
patent: 2006/0175557 (2006-08-01), Ferber et al.
patent: WO 2005/031748 (2005-04-01), None
patent: WO 2006/021419 (2006-03-01), None
patent: WO 2006/086486 (2006-08-01), None
International Search Report issued for PCT Application No. PCT/EP2007/005144, dated Oct. 31, 2007.
Mickan Uwe
Van Dijsseldonk Antonius Johannes Josephus
ASML Netherlands B.V.
Nguyen Hung Henry
Pillsbury Winthrop Shaw & Pittman LLP
Whitesell-Gordon Steven H
LandOfFree
Optical apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Optical apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical apparatus will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4181086