| 摘要 |
A waterproof camera having a detachable imaging lens system comprises a lens inner tube for holding an imaging lens, a watertight optical member for covering a front plane of the imaging lens, a lens outer tube for holding the watertight optical member and supporting the lens inner tube to permit relative displacement by a predetermined distance along an optical axis only, an inner mechanism support having a camera body mechanism including at least a film holder, an outer housing for housing the inner mechanism support therein, a first bayonet mount provided in the outer housing for removably supporting one end of the lens outer tube, a second bayonet mount fixed to the inner mechanism support to support the lens inner tube and having a mount reference plane contactable to a mount reference plane of the lens inner tube, spring means provided between the lens outer tube adn the lens inner tube for biasing the lens inner tube when the lens outer tube is mounted to the outer housing through the first bayonet mount so that the mount reference plane of the lens inner tube is pressed and contacted to the mount reference plane of the second bayonet mount, and waterproof seal means provided between the lens outer tube and the first bayonet mount.
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