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Close Up: Memorization can alter testing results and create an inaccurate record for the patient. This near vision chart features multiple groups for repetitive testing help minimize memorization. This helps to create a more accurate and reliable vision chart that yields repeatable results.
Vital Stats: Uses traditional Sloan optotypes. Notations for testing at 40 cm (16 in.). Acuity range 8M to .20M (20/400, 6/120 to 20/10, 6/3 equiv.). Two smaller groups 2M to .20 for repetitive testing (20/100, 6/30 to 20/10, 6/3 equiv.). 40 cm cord to maintain proper viewing distance. Measures 18 X 23 cm (7X 9 in.). Priced at $25 to eye care professionals.
www.precision-vision.com, (800) 772-9211
