Folding type camera device and folding type portable telephone
Lens barrel
Lens barrel
Lens barrel and image taking apparatus
Lens barrel having a moving optical element support frame
Lens barrel having facility for maintaining meshed relation...
Lens barrel incorporating the advancing/retracting mechanism
Lens barrel incorporating the linear guide mechanism
Lens barrel suitable to be housed
Lens barrel, camera, and mobile information terminal
Lens barrel, photographic apparatus, and optical apparatus
Lens turret with back focal length adjustment
Mechanism for controlling position of optical element
Mechanism for controlling position of optical element
Movable filter device
Optical apparatus having lens system change-over mechanism
Optical element retracting mechanism for a photographing lens
Optical element retracting mechanism for a retractable lens
Optical element retracting mechanism for a retractable lens
Optical element retracting mechanism for a retractable lens