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