Contrast Sensitivity Tests

CompanyGood-Lite (Formerly Richmond Products, Inc.)Good-Lite (Formerly Richmond Products, Inc.)
ItemLow Contrast Flip Chart with a different sequence of Lea NumbersPediatric Near Contrast Test
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DescriptionThese Low Contrast Flip charts contain 5 pages of various contrast levels showing 5 Lea Numbers® on each page. Optotype size is 9.5M. Contrast levels are 25%, 10%, 5%, 2.5% and 1.25%. These flip charts can be used at several different distances.Richmond Products has developed a new Pediatric Near Contrast Test Booklet with contrast sensitivity levels of full contrast (100%), 25, 10, 5, 2.5 and 1.25 percent using Michelson measures. One side of each page provides Lea Symbols™ for testing of
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  • Provides both Lea Symbols™ and Lea Numbers™
  • Contrast Levels 100%, 25%, 10%, 5%, 2.5% and 1.25%
  • To simplify presentation, over-lay template can hide optotypes sizes
  • Full contrast shows 20/400 to 20/10 in 17 increments, other levels show 15 levels
  • Shows Optotypes in Snellen Feet and Meters, LogMAR, Decimal and Letter Size
  • Pages tabbed at each contrast level. Instructions, Score and Recording Forms
ApprovalUSA and WorldwideUSA and Worldwide
Product Number2705006108R
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