The CSV contrast chart ā1000Sā is generally used for contrast screening for cataracts in the office or for mobile clinics.
The uppermost segment with the usual visual acuity test series from 0.1 to 1.33,
a segment with grid pattern (6 or 12 cycles/degree),
lowest segment shows realistic traffic situations.
Format: 49.5 cm Ć 44.5 cm