GLTGood Lite Sloan Letter Near Vision Card for 30 cm TestingP14349974GLT-739000https://cdnimages.opentip.com/full/GLT/GLT-739000.jpgGood Lite Sloan Letter Near Vision Card for 30 cm Testing Standardized adult Sloan Letter near vision card with proportionally spaced (logMAR) lines in ETDRS, format for testing at 30 cm (11.8\"). Line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent. Attached 16-inch (40 cm) measuring cord ensures proper screening distance. Printed on two sides. 7\" x 9\" (17.8 cm x 22.9 cm).16 inch, 40 cm testing distanceClick here for the 739000 Answer Key.143499742.0000lbs0.000.000.00
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Standardized adult Sloan Letter near vision card with proportionally spaced (logMAR) lines in ETDRS, format for testing at 30 cm (11.8"). Line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent. Attached 16-inch (40 cm) measuring cord ensures proper screening distance. Printed on two sides. 7" x 9" (17.8 cm x 22.9 cm).
WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.