For testing at 1 meter (40 in.)
Chart contains SLOAN letters in LogMAR increments. Optotypes range in size from 50M to 5M on the main chart and from 6M to 1M on the inside chart
When used at 1 meter, the main chart covers the entire Low Vision range from 1/1(20/1000, 0.02) to 1/5(20/100, 0.2 and extends to 1/1 (20/20, 1.0) on the inside chart
A cord with an occluder is attached to accurately maintain the 1-meter testing distance
The back of the card contains proportionally spaced reading segments from 4M to 0.6M in Times Roman font. From 3M on, two sets are provided to avoid memorization
Each line contains the same number of letters and spaces
Diopter ruler and instructions are included.
Measures 54.5 X 40.5cm (21.5 X 16 in.)
Folds to 27.25 X 40.5cm (10.75 X 16 in.)
Most acuity vision charts have the patient identify single letters in a line. Continuous text chart are designed to simulate everyday reading tasks for patients by using actual sentences. These sentences are calibrated to have a specific number of letters and spaces to create an equal test.
Also Available in a Variety of Lanuages:
English
Part # 4001
Spanish
Part # 4002
Portuguese
Part # 4003
German
Part # 4004
Dutch
Part # 4005
Finnish
Part # 4006
Swedish
Part # 4007
Italian
Part # 4008
French
Part # 4009
For more info please visit: http://www.ski.org/Colenbrander
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