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LEA NUMBERS Book with Crowding Bars

 

LEA NUMBERSĀ® Book with Crowding Bars

Handheld vision test with LEA NUMBERSĀ® numbers optotype features 50% spaced contour interaction bars to provide single optotype acuity with the proper crowding effect. Optotype line sizes from 20/100 to 20/20 (6/30 to 6/6) equivalent. This book can also be used for vision testing adults or geriatric patients. 17 pages. 4" x 4" (10.2 cm x 10.2 cm).

10 feet, 3 meters testing distance

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274400 $57.00

 

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