Proportionally spaced (logMAR); line sizes range from 20/125 to 20/8 (6/38 to 6/2.4) equivalent, 0.16 to 2.50. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A illuminated cabinet.
Test distance: 10 feet/3 meters
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Test distance: 10 feet/3 meters
Proportionally spaced (logMAR); line sizes range from 20/125 to 20/8 (6/38 to 6/2.4) equivalent, 0.16 to 2.50. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A illuminated cabinet.
Test distance: 10 feet/3 meters
| Brands | Good Lite |
|---|
| Test distance | 10 feet/3 meters |
| used in | ESV1200, ESV1500, or a Model A illuminated cabinet |
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.
Combines Maddox Rod, Occluder, Red Lens, Fixation Targets, 1mm and 1.3mm Multiple Pinholes. Also includes Fixation targets, including one letter and one symbol .6mm, .8mm, 1.0mm, 1.6mm plus 2.0mm and 2.5mm letters.
The LEA 3-D Puzzle is designed for supporting the development of the concept of “same”, first with colors, then with black & white concrete forms that are prerequisites for the measurement of recognition acuity with the LEA SYMBOLS® tests at an early age.
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