-The product is 3.5X binocular loupe,working distance is 420mm,it obtain the accurate observation position.
-It can match with high brightness head light,it is used to ENT,Dental,micro plastic surgery and so on.
Technical Parameter

.Magnification:2.5X,3.5X(for choice)
.Working distance:340mm,420mm,500mm(for choice)

.Pupil field:54~68mm
.View field:≥φ70mm
.Load weight: 100g
.Package: carton

Details description