"THE ANGLE ROTATION DEVICE IS A MUST FOR DENTISTRY" says the majority of dentists who purchased it and don't know how they used a microscope without it. This is a brief description on how it works:
THE SLIGHT TURN OF THE KNOB ROTATES THE IMAGE SO YOU DON'T HAVE TO ROTATE THE MICROSCOPE or YOUR HEAD. IT ALSO EXTENDS THE ANGLE of VIEW AND INCREASES ANGLES OF INCLINATION. BY INCREASING THE DISTANCE BETWEEN THE DOCTOR AND THE PATIENT THE EXTRA FEW INCHES OF SPACE ENCOURAGES BETTER POSTURE WHILE REDUCING MSD's, FATIGUE AND MUSCLE STRAIN. THIS DEVICE USED TOGETHER WITH THE 0-180 INCLINABLE BINOCULAR IS HIGHLY RECOMMENDED!