Designed for use in clinical studies and low vision evaluations where accurate, repeatable visual acuity measurements are required.
Can be wall-mounted.
ETDRS charts use a geometric progression from line to line, making only the
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Designed for use in clinical studies and low vision evaluations where accurate, repeatable visual acuity measurements are required.
Designed for use in clinical studies and low vision evaluations where accurate, repeatable visual acuity measurements are required.
Can be wall-mounted.
ETDRS charts use a geometric progression from line to line, making only the
Brands | Precision Vision |
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Dimension : 27 × 27 × 0.04 in
LogMar Values : Yes
Testing Distance : 2 Meter, 2.5 Meter, 3 Meter, 4 Meter
Optotypes : Sloan
Contrast : No
Material : Plastic
Front Side : Yes
Back Side : No
Features Traditional Sloan Optotypes. For use at 100 cm (1m). Includes two charts which may be wall or easel mounted and score sheets.
Acuity Level 40M (20/320) at 1 Meter.