Light shielding device of a lens

Method and apparatus for accommodating a lens in a zoom compact

Moveable lens barrier for a camera which reduces camera size

Optical apparatus

Optical element retracting mechanism for a photographing lens

Optical system apparatus, camera and portable information...

Photography device having a lens barrier

Pivotally mounted lens cover for a moveable lens barrel capable

Retractable lens and swingable lens retracting device thereof

Retractable lens assembly with variable-volume lens

Retractable lens system and a camera incorporating the...

Retracting mechanism of a retractable lens

Retracting mechanism of a retractable lens

Rotation transfer mechanism and a zoom camera incorporating...

Shading device and lens barrel

Sliding cover movement restricting device

Sliding cover movement rstricting device

Sliding cover restricting device including a gear train

Sliding movement locking apparatus and sliding cover apparatus f