Magnification: 4.0/5.0/6.0/6.5 X
Working Distance: 330/420/550 mm
View of Field: φ 55-φ 80 mm
Depth of Field: 40/35/25 mm
Weight: 140 g
Optional Headlights: Yes
*Feature:high and accurate magnification. *Function:toggle to adjust PD,can be mached with the headlight. *Variable function:wearing way variable, color variable on the surface. *Application: operation rooms ,stomatology,ENT.