Notations for testing at 3 meters (10 ft.)
Wide spaced for optotype isolation
Acuity range 15M to 2.4M (20/100, 6/30 to 20/16, 6/12 equiv.)
Measures 23 X 35.5 cm (9 X 14 in.)
Fits small Illumination Cabinet CAT. NO. 914
Can be wall-mounted
Includes response key (Cat.No. 2517 and 2518)
Made of high strength polystyrene
Non-reflective and easy to clean
Patti Pics symbols are calibrated to Sloan standards. This calibration helps because when the child transitions from children's chart to adult acuity tests, there will be no mistaken loss or gain of lines. This helps create a more accurate testing record and provides a genuine acuity history.
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