Good Lite Toucan Fixation + PD Rule

The Toucan Fixation PD Ruler features near optotypes such as LEA SYMBOLS^®, LEA NUMBERS^®, and HOTV optotypes for 20/32, 20/60, 20/80, and 20/100. Includes inch/mm rules, a diopter scale, and a pupilometer in half mm increments.

Measurements: 6" long.