UCanSee E Eye Chart, with Eye Occluder and Pointer, Visual Acuity Chart for Eye Exams at 20 Feet, 22 x 11 in, Waterproof Matte PVC

UCanSee E Eye Chart, with Eye Occluder and Pointer, Visual Acuity Chart for Eye Exams at 20 Feet, 22 x 11 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 20 feet
• INCLUDES OCCLUDER AND POINTER: Comes with an eye occluder and a pointer for guided, one-eye-at-a-time testing; the chart ships rolled and mounts flat on the wall
• MOUNT FOR ACCURATE RESULTS: Keep it flat, vertical, and out of direct sunlight or dim light, and read the 20/20 line at 20 feet 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