Optical apparatus

Optical: systems and elements – Lens – With variable magnification

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C359S696000, C359S703000

Reexamination Certificate

active

07046457

ABSTRACT:
An optical apparatus includes an image taking optical system that includes a first lens unit arranged on a most object side and a second lens unit movable in an optical axis direction further on an image surface side than the first lens unit, a first lens barrel that holds the first lens unit, a second lens barrel that is combined with the first lens barrel and houses the second lens unit so that the unit is movable, and a control unit that is arranged around an outer periphery of the second lens barrel and includes an operation member, which is operated in order to instruct driving of the second lens unit, and an electric component for controlling the driving of the second lens unit according to the operation of the operation member, in which a maximum outer diameter of the first lens unit is larger than a minimum inner diameter of the control unit.

REFERENCES:
patent: 5784206 (1998-07-01), Nomura et al.
patent: 5892999 (1999-04-01), Nomura et al.
patent: 6639731 (2003-10-01), Okamoto
patent: 63083711 (1988-04-01), None
patent: 9-304679 (1997-11-01), None
patent: 2002333567 (2002-11-01), None
patent: 2003207705 (2003-07-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

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.

Rate now

     

Profile ID: LFUS-PAI-O-3546970

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.