HOTV ETDRS, Chart with 50% Crowding Bars

HOTV ETDRS, Chart with 50% Crowding Bars

500036
  • $49.95
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Features HOTV optotypes with 50% spaced contour interaction bars to provide single optotype acuity with the proper crowding effect. Optotype line sizes range from 20/100 to 20/16 (6/30 to 6/4.8) equivalent, 0.20 to 1.25. Similar to the 500035 HOTV ETDRS, Crowded Bar Chart but with optotypes in scrambled order for repetitive testing.

13 feet/4 meters testing distance.