{"product_id":"huanyu-visual-acuity-chart-digital-21-5inch-lcd-electronic-optical-eye-charts-with-44-visual-targets-and-5-display-methods-optometry-tester-projector-with-remote","title":"21.5inch LCD Electronic Optometry Tester with Remote Q81002","description":"\u003cbr\u003eMULTIFUNCTIONAL DIGITAL EYE CHART: Our digital eye chart has convenient and practical autoplay function, vision sensitivity test function and mirror image function. In addition, the eye chart uses professional digital image processing technology, fast switching, high-definition and convenient. The screen saver function makes its lifespan longer.\u003cbr\u003e44+ VISUAL TARGET: The LCD eye chart has 44+ visual targets: E, C, letters, Arabic numerals, children’s visual targets, etc. are used to measure vision; Red and green visual targets, cellular visual targets, astigmatism detection, color blindness detection , Amblyopia training, etc. used to measure astigmatism and color weakness. In addition, WORTH four dot, cross grid, Beehive, single letter and other visual indicators for you to explore and discover.\u003cbr\u003eHIGH PRECISION \u0026amp; 5 DISPLAY MODES: The working distance of our visual acuity chart: 8 meters. And it can be adjusted accurately, with the highest accuracy of 0.1 meters (the image size can be adjusted by adjusting the working distance.) Five display methods: line display, list display, single display, red and green display, full-screen display, you can adjust through the remote control, which fully meets your various needs.\u003cbr\u003eHIGH-QUALITY REMOTE CONTROL: Our eye chart is equipped with a high-quality remote control with a working distance of up to 8 meters. Note: Placing objects between the remote control and the receiver may hinder normal operation; in addition, do not splash the remote control with liquid, and do not place the remote control in a humid place or a place exposed to direct sunlight; operating in direct sunlight will also affect its normal use.\u003cbr\u003eTWO INSTALLATION METHODS \u0026amp; AFTER-SALES SERVICE: The visual acuity chart has two installation methods: flat seat installation and wall-mounted installation. Please refer to A+ for specific installation steps, which is very simple. All customers who have purchased in our store can enjoy one-year after-sales service and lifetime online one-to-one technical guidance. If you have any questions, please contact us immediately, we will solve your problem as soon as possible.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003ctable cellspacing=\"0\" cellpadding=\"0\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e\u003c\/th\u003e \u003cth\u003e 19in Visual Acuity Chart \u003c\/th\u003e \u003cth\u003e 21.5in Visual Acuity Chart \u003c\/th\u003e \u003cth\u003e 21.5in Visual Acuity Chart \u003c\/th\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Model \u003c\/th\u003e \u003ctd\u003e 19in LCD Visual Acuity Chart \u003c\/td\u003e \u003ctd\u003e 21.5in LCD Visual Acuity Chart \u003c\/td\u003e \u003ctd\u003e 21.5in LCD Visual Acuity Chart \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Standard power consumption \u003c\/th\u003e \u003ctd\u003e 20W \u003c\/td\u003e \u003ctd\u003e 25W \u003c\/td\u003e \u003ctd\u003e 25W \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Maximum screen resolution \u003c\/th\u003e \u003ctd\u003e 1440*900 \u003c\/td\u003e \u003ctd\u003e 1920*1080 \u003c\/td\u003e \u003ctd\u003e 1920*1080 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Screen ratio \u003c\/th\u003e \u003ctd\u003e 16:10 \u003c\/td\u003e \u003ctd\u003e 16:9 \u003c\/td\u003e \u003ctd\u003e 16:9 \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Screen size \u003c\/th\u003e \u003ctd\u003e 19in \u003c\/td\u003e \u003ctd\u003e 21.5in \u003c\/td\u003e \u003ctd\u003e 21.5in \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Size \u003c\/th\u003e \u003ctd\u003e 17.20*0.79*14.17in \u003c\/td\u003e \u003ctd\u003e 19.96*1.06*14.88in \u003c\/td\u003e \u003ctd\u003e 19.96*1.06*14.88in \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003e Weight \u003c\/th\u003e \u003ctd\u003e 4kg \u003c\/td\u003e \u003ctd\u003e 5kg \u003c\/td\u003e \u003ctd\u003e 5kg \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":50380677447894,"sku":"P353531432687244237","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/3932\/8214\/files\/e5540581c6856cb2d0a9813a1bc7323a7ac1eeeb735080cfa4eff2cf883fe9ac.jpg?v=1788773602","url":"https:\/\/www.fatvienora.shop\/products\/huanyu-visual-acuity-chart-digital-21-5inch-lcd-electronic-optical-eye-charts-with-44-visual-targets-and-5-display-methods-optometry-tester-projector-with-remote","provider":"My Store","version":"1.0","type":"link"}