Binocular with objective lens-barrels rotatable about the optica
Binocular with rotation transmitting system
Binocular with rotation transmitting system
Binocular with shading device
Binocular with two slide frames
Binoculars
Binoculars
Binoculars
Binoculars
Binoculars
Binoculars
Binoculars
Binoculars capable of quickly moving lens covers to a retracted
Binoculars having correction device correcting alignment errors
Binoculars having diopter adjustment
Binoculars having displaceable optical elements
Binoculars having lens barrels movable between open and...
Binoculars including separate focusing and diopter adjustment
Binoculars of the center focus type with lock means for locking
Binoculars with a convergence angle correction mechanism