Combination Near Vision, & Reading Card658100
EnglishForeign Language, French or Portuguese Language Near Vision, Card has both continuous reading examples and ETDRS format Sloan Letter,. Sloan Letter, line sizes range from 20/400 to 20/10 equivalent with continuous text line sizes ranging from 20/100 to 20/20 equivalent. Notations are indicated in Snellen in Feet/ Meters, LogMAR, Decimal, Letter Size and Diopters of Add.
Near Vision, card measures 10" x 8" (25.4cm x 20.32cm) and comes with attached 16" (40cm) measuring cord for easy use. Printed on styrene for long lasting durability.