Specification Brand : KASHSURG BulletPoint1 : The eye chart assists in measuring visual acuity at a distance of 10 feet away from viewer. 20 feet equivalent for testing at 10 feet (3 meters). BulletPoint2 : Snellen Wall Chart 14 in x 9 in. And the top centre hole, easy to hang on the wall. BulletPoint3 : Snellen chart includes Red and Green color bars for an easy and helpful color vision test. BulletPoint4 : Made of NTR Plastic and washable. Perfect for optometrists, students, offices, and schools. BulletPoint5 : CHART DISTANCE : 3M / 10 FEET, CONTRAST LEVER : HIGH, OPTOTYPE : SNELLEN, CHART SIZE : 9 X 14 IN, CHART NOTATIONS – SNELLEN : 20/100 TO 20/16 ItemName : KASHSURG Snellen Chart with Red Green Lines 10 Feet_162_Pack of 40 ItemTypeKeyword : therapeutic-eye-charts Manufacturer : KASHSURG ModelName : 162_Pack of 40 ModelNumber : 162_Pack of 40 NumberOfItems : 40 PackageLevel : unit PartNumber : 162_Pack of 40 ProductDescription : KASHSURG Snellen Chart with Red Green Lines 10 Feet_162_Pack of 40 ProductSiteLaunchDate : 2024-09-21T12:56:57.527Z Size : Pack of 40 UnitCount : 40 UnspscCode : 41111700