低视力阅读卡
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Low Vision Reading Card
Low vision Reading Card with 16"/40 cm attached measuring cord in either English or German language. Chart contains continuous text with line sizes ranging from 20/320 to 20/16 (6/95 to 6/4.8) equivalent. The card also contains Letter Size, Decimal, logMAR and M Size notations.
Chart measures 15" x 10" (25.5cm x 38.5cm).
规格
777001
品牌
GOOD-LITE(美国）
