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SNELLEN LETTER LINEAR-SPACED DISTANCE CHART
A Snellen Letter linear-spaced distance chart with line sizes that range from 20/100 to 20/16. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A+ illuminated cabinet. Lines are labeled with 20 ft notations only.
Dimensions: 9" x 14" (22.9 cm x 35.6 cm).
Testing distance: 20 feet/6 meters.
600727
GOOD - LITE
chart
17 In Stock
A Snellen Letter linear-spaced distance chart with line sizes that range from 20/100 to 20/16. This chart can either be wall mounted or used in an ESV1200, ESV1500, or a Model A+ illuminated cabinet. Lines are labeled with 20 ft notations only.
Dimensions: 9" x 14" (22.9 cm x 35.6 cm).
Testing distance: 20 feet/6 meters.