Automatic focusing device having a hunting prevention circuit
Automatic focusing device in a stereoscopic microscope
Automatic focusing device in microscope system
Automatic focusing device of a microscope
Automatic focusing device probe comprising a focusing device and
Automatic focusing device using a light sensor of center-split t
Automatic focusing device which inhibits focusing when a low con
Automatic focusing device with frequency weighted amplification
Automatic focusing device with low light contrast inhibiting mea
Automatic focusing device with range boundary setting
Automatic focusing mechanism for an operation microscope having
Automatic focusing mechanism for mounting on measuring device
Automatic focusing method and apparatus utilizing contrasts of p
Automatic focusing of every image point in an image
Automatic focusing of optical images
Automatic focusing system
Automatic focusing system
Automatic focusing system
Automatic focusing system for a microscope
Automatic focusing system including quantizing means