Eye Exams Charts, LED Eye Test Chart with Double-sided Display and 5 Kinds Of Optotypes, 2 Installation Methods, Accurate and ar Measurement, for Home Hospital Clinic

【Advanced LED Eye Chart】Energy-efficient LED display screen, made of high-quality materials, safe, reliable and durable, no fading, no reflection and no glare effect, it is an ideal eye chart for children's eye exams and gifts. 【Easy to Measure】Easy to measure vision up to 14 inches from the observer, providing a distance equivalent to 20/800 to 20/20, you can use it to conveniently monitor your child's and your vision. 【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. 【Best Choice】Perfect eye care gift for optometrists, eye care specialists, ophthalmologists, eye care providers, opticians, eyewear manufacturers, etc., great for kids, students, home, office and school use. 【High-Quality Service】 As an honest international seller, customer satisfaction is our top priority. If you have any questions about the product, please email us in time, and we will answer you in time.