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Good-Lite Adult Near Contrast Test
This adult near vision low contrast test features ETDRS format as well as continuous text in 100%, 25%, 10%, 5%, and 2.5% contrast level. The continuous text letter sizes range from 20/100 to 20/20 (6/30 to 6/6) equivalent in each contrast level. ETDRS format letters sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent in 17 increments for each contrast level. Each contrast level page is tabbed for easy access with included instructions. The book is printed on durable long lasting styrene plastic and clear coated for additional protection.
- 7 pages.
- Testing distance: 16 inches.
|Type of product||Contrast Test|
|Minimum Shipping latency||3|