Device and method for opening and closing a barrier in a zoom ca
Diaphragm movement device
Digital camera and manual focus method thereof
Digital camera and manual focus method thereof
Distance measuring apparatus
Distance measuring apparatus
Distance measuring device
Distance measuring device
Distance measuring device and camera having the same
Distance measuring device, focus detector, and camera...
Drive controller of a lens apparatus
Driving device having multiple driving means selectively operate
Driving mechanism for a photograhing optical system
Driving mechanism for a photographic lens in a variable-focus ph