UCanSee E Eye Chart, Visual Acuity Chart for Eye Exams at 10 Feet, 9 x 14 in, Waterproof Matte PVC

UCanSee E Eye Chart, Visual Acuity Chart for Eye Exams at 10 Feet, 9 x 14 in, Waterproof Matte PVC

• DURABLE WATERPROOF PVC: Made of thick, durable, waterproof PVC with a matte anti-glare finish that removes reflections and glare for clear, accurate reading
• STANDARD OPTOTYPE SIZING: Each tumbling E is sized by the one-minute visual angle principle for precise, standardized visual acuity measurement at 10 feet
• EASY TO MOUNT: Ships rolled for shipping; mount it flat and vertical on a wall (double-sided tape suggested) at eye level for quick, repeatable testing
• MOUNT FOR ACCURATE RESULTS: Keep it flat, vertical, and out of direct sunlight or dim light, and read the 10/10 line at 10 feet (equivalent of 20 feet, about 3 meters) for a standard acuity check
• FOR CLINICS, SCHOOLS, AND HOME: Suits eye clinics, hospitals, schools, and home vision checks; this chart works well for children and non-readers, who point the direction the E faces