FEATURES

•Eye wire distance measure
•Pupi l height measure
•SPH +2.00D compensation avai lable
Pupi l distance measure

SPECIFICATIONS
Data Range
    Binocular PD........................................................46-82mm
    Monocular PD.......................................................23-41mm
    PH.......................................................................12-28mm
    LD.........................................................................6-20mm
Distance range............................................300mm- infinity ∞
Indication error.........................................................≤0.5mm
Rounding error…………………………………...…....……≤0.5mm
Asymmetric error………………………………...….....…..≤0.5mm
Power source…............DC 3V(2pcs AA batteries, not included)
Automatic standby................................................... 2 minutes 
Instrument size…………………........220(L)X160(W)X60(H)mm
Net weight……………..……………………...………………….600g