Foldable eyepiece barrel: - The variable angle eyepiece barrel with a O-210° is designed according to ergonomics, pgovidirt9 a comfortable working position for doctors. - The elongated binocular eyepiece barrel reduces the forward-leaning Of the operator and increases the space for operations under the microscope. Pupil distance adjustment: - With a brand new design the pupil distance can be adjusted from 55 mm to 75 mm and the pupil distance can accurately adjusted through the two knobs at both end. Adjustment handles: - The two Sides are equipped With a high-quality LC control handle which is fully adapted to the usage habits of doctors. Fine focus objective lens: - With a zoom range of 200-400mm it can moot the operation space Of 200 mm and is suitable for more clinical operations. **For further product information, please contact Chat Support**