Zoom lens barrel employing a drive cam for moving lens groups
Zoom lens barrel for moving lenses in the optical axis direction
Zoom lens barrel for waterproof and/or water-resistant camera
Zoom lens barrel for waterproof and/or water-resistant camera
Zoom lens barrel having a rotatable diaphragm mechanism and a me
Zoom lens barrel having flange back adjustment mechanism
Zoom lens barrel having variable fully-open aperture value...
Zoom lens barrel in which a moving stroke of the front lens grou
Zoom lens barrel including a mechanism for moving lens groups
Zoom lens barrel including a rotatable cam ring
Zoom lens barrel including image blur suppression device to supp
Zoom lens barrel structure of zoom camera
Zoom lens barrel unit with lens group moving means and movement
Zoom lens barrel with cam ring having a helicoid surface
Zoom lens barrel with flat faced helicoid threading
Zoom lens barrel with focus interlocking ring
Zoom lens barrel with focusing path and focal length...
Zoom lens barrel with reversible telephoto lens movement
Zoom lens barrel with rotating stop mechanism
Zoom lens capable of being adjusted for tracking