Lens barrel

Details Lens barrel Lens barrel

2007-07-24

2007-07-24

Thompson, Timothy (Department: 2873)

Optical: systems and elements

Lens

With support

C359S819000, C359S822000

Reexamination Certificate

active

11406247

ABSTRACT:
A lens barrel is provided and includes a barrel main body; lens frames supported by the barrel main body so as to be movable in the direction of an optical axis; a focus ring and a zoom ring which are rotatably supported by the barrel main body and move the lens frames in the direction of the optical axis; and a diaphragm device attached to the barrel main body. The focus ring and the zoom ring come into contact with a rotation regulatory section of the diaphragm device, whereby rotation of the focus ring and rotation of the zoom ring are regulated.

REFERENCES:
patent: 2004-054186 (2004-02-01), None

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