Pupillometre PD-2

The measured person should sit down facing the surveyor and is watching the behind surveyor

-Then hold the PD ruler correctly and place it on the measured person’s nose carefully

-The pupil centre of right eye should be aligned to needle, and then adjust the pupil centre of left eye. The numbers in the display window is the PD

-Press on the “L” black button, it shows the distance of left eye pupil and bridge of nose. Press on the “R” black button, it shows the distance of right eye pupil and bridge of nose.

-Repeat step 2 and 3, measure 3 times to get average value.

-The function of digital PD ruler is close to the PD that we need when we wear the glasses.

-The digital PD ruler will be turned off automatically when it is set level. Turn automatically when use it. Protect the battery using life.

-Power requirement:23A12V battery

-Package size:215*122*44

-Net weight:200g