High quality dental loupes surgical loupes 3.0X Magnification,Flip Up binocualr magnifier Style, sports frames , 3.0x magnification with different working distance,view angle adjustable, pupil distance adjustable.Prismatic optical system,that is different with the Galilean Loupes, there are more piece optical lens, so the image is more clear than Galilean loupe, also that is a little heaiver than Galilean loupes.

Careoptical binocualrs magnifying loupes are widely used in dentistry, Department of Stomatology, ENT department, general surgery, cervical spine Department of Neurosurgery, cardiovascular and cerebrovascular disease, cosmetology and plastic surgery, pet hospital and other medical fields. surgical binocualrs loupe is a necessary tool for the fine examination and treatment, Working distance: 340mm/420mm/460/mm/500mm/550mm

• pupil distance: can ba adjustable form 45mm-75mm
• view angle: can be adjustable
• Titanium  frames : middle size or large size (suggest choosing middle size, that can be fit most of the users)

Working distance is the distance form your eyes to the objects you operate when you working as normal working position.

,Measure the distance from your eyes to the objects you operate as your normal working position. And then choose the closer one from 340mm / 420mm / 500mm / 550mm, (because the loupes have depth of view,working distance covered a range. So just need choose the closer one). Working distance 420mm and  500mm are popular using.

What is pupil distance? How to measure to pupil distance? (Flip Up loupes pupil dsitance is adjustable, don't need choose any more)

Pupil distance is the distance of  two pupils of your eyes. Looking down to  the objects as your normal working position with the working distance, and the same time measuring your pupil distance. If you measure by yourself or by your friends, please measure three time or more, and choose the smaller one. Also you can go to a optical lab, need them measure your near pupil distance at your working distance, for examples, you need 420mm working distance loupes, just need them measure your near pupil distance at 420mm.