3.0Xx-3.5x zoom loupe
/dental loupe/surgical loupe
extra light weight/Extra long DoV
working distance range from 260 to 440mm

Extra TAO'S Z11(3.0x-3.5X) NCS variable magnification loupe3.0X /3.5X

long depth of field  Extra large  Extra light weight especially for dental use, the magnification power can change from 2.0x to 3.5x 

working distance range from 260 to 440mm 

especial for dentist.