Specification Binding : unbound Brand : JXYQZD BulletPoint1 : Standard Eye Chart Light Box: The LED light box eye chart is a standard chart for measuring vision and detecting other vision problems such as astigmatism, myopia and hyperopia, red and green deficiency, etc. BulletPoint2 : Led Multi-Function Light Box: 300cm/10 Feet multi-function eye chart light box, LED constant light source, uniform brightness, energy saving and environmental protection, long service life. BulletPoint3 : No Glare Effect: The fonts on the layout are printed using printing technology, and the handwriting is clear and not easy to fade. Very and sturdy. PS frosted panel light box. It can be cleaned with 1 wipe. BulletPoint4 : 2 Ways to Install: The vision chart has a hook design, so it is easy to hang on the wall. The wall decorations are also nice. You can conveniently take a quick eye exam and perform vision tests with ease of use. BulletPoint5 : Application Range: The red and green bars on the LED eye chart are perfect for simple and useful color vision testing. It is very suitable for vision testing of optometrists, ophthalmologists, medical students, offices, schools and daily family members. Color : One Color ExternallyAssignedProductIdentifier : 6411802010304 ExternallyAssignedProductIdentifier1 : 0680306277797 ExternallyAssignedProductIdentifier2 : 680306277797 Format : large_print ItemName : JXYQZD E Eye Chart Visual Acuity Chart for Eye Exams 10 Feet, 5 Kinds of Detection Visual Standards with Red Green Sight Mark & Astigmatism Sightmark(30x60cm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : therapeutic-eye-charts Language : english Manufacturer : JXYQZD MapScale : 1:n MapType : Physical ModelName : JXYQZD ModelNumber : JXYQZD NumberOfBoxes : 1 NumberOfItems : 1 PaperFinish : translucent PaperSize : 10.0 inches x 18.0 inches PartNumber : JXYQZD ProductDescription : Product advantages: It is clear and accurate to measure the visual mark, which is suitable for the detection of hyperopia and presbyopia. The LED display is energy-saving and has a long lifespan. Multiple placement methods make optometry more professional and convenient. Suitable for everyone, optometrists, children, students, adults, etc., and applied in clinics, kindergartens, schools, homes and offices, etc.