Lens barrel for an imaging apparatus

Details Lens barrel for an imaging apparatus Lens barrel for an imaging apparatus

2011-01-18

2011-01-18

Whipkey, Jason (Department: 2622)

Television

Camera, system and detail

Optics

C396S349000, C359S817000

Reexamination Certificate

active

07872683

ABSTRACT:
At least one object of the present invention is to provide a lens barrel, including: a fixed frame (21) having a fixed cylinder (21); a telescopic cylinder (22, 23, 24, etc.) configured to be accommodated within the fixed cylinder (21); a plurality of lens groups (11, 12) configured to be retained in the telescopic cylinder; a lens driving device (51, 52, etc.) configured to drive the plurality of lens groups along a optical axis of the telescopic cylinder between a collapsed position and an extended position; and two retractable lens groups (13, 14) configured to be retracted into the telescopic cylinder when the telescopic cylinder is in the extended position and configured to be retracted out of the telescopic cylinder when the telescopic cylinder is in the collapsed position.

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