Red and green sheets used for anti suppression. Full-sized sheets can be used for reading and other activities in books or on a computer screen.
Measures 8.5 x 11 inches.
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Red and green sheets used for anti suppression. Full-sized sheets can be used for reading and other activities in books or on a computer screen.
Measures 8.5 x 11 inches.
Red and green sheets used for anti suppression. Full-sized sheets can be used for reading and other activities in books or on a computer screen.
Measures 8.5 x 11 inches.
| Brands | Good Lite |
|---|
| Measures | 8.5 x 11 inches |
This double-sided near vision card combines proportionally-spaced lines on one and 50% spaced rectangle (Massachusetts Visual Acuity Test Format) on the other. Attached 16-inch (40 cm) measuring cord ensures proper screening distance. Includes flash cards and instructions.8 in x 10 in (20.3 cm x 25.4 cm).
16-inch, 40 cm testing distance.
Sloan Letter charts calibrated to test visual acuity at an intermediate distance of 66 cm (26 in.).
This chart can either be wall mounted or used in an ESV 1200 , ESV 1500 , or a Model A illuminated cabinet.
Standardized adult Sloan Letter near vision card with proportionally spaced (logMAR) lines in ETDRS, format; line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent.
16 inch, 40 cm testing distance.
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