- Description
-
ETDRS Low Contrast chart – SLOAN letters 25 %
translucent,
Chart for 4 m distance,
VA from 0.10 to 2.0,
Format: 62 cm x 65 cm,
Good-Lite: 500023
illuminated cabinets allow for the indirect and constant illumination of VA charts, thus testing VA as well as Low Contrast under standard conditions (e.g. ETDRS Viewer, art-no. 52069). The VA charts for the illuminated cabinets are translucent.