The Vertical Pupillometer PDV -200 provides the latest measurement for calculating the pupillar distance from the pupil to the base of the frame.
Through a simple procedure this instrument provides the exact measurements for a perfect optical centering of bifocal and progressive lenses.
The hand-held allows for a rapid and accurate display of the measurement data on a clear, easy-to-read digital LCD (liquid crystal display) screen.
Solution for a perfect optical Centering of Progressive Lenses