Lens protection mechanism

Details Lens protection mechanism Lens protection mechanism

2006-02-07

2006-02-07

Mahoney, C (Department: 2851)

Photography

Underwater, waterproof, or water-resistant camera

C396S448000, C359S508000

Reexamination Certificate

active

06996338

ABSTRACT:
A lens protection mechanism, comprising: a rotating transparent disc; and at least one counter rotating object whose rotation substantially cancels out angular momentum caused by the rotation of the disc.

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