Specification Brand : LQQYJSM BulletPoint1 : 【High Precision】: The use distance of our vision board: 1-6 meters. And it can be finely adjusted, with a maximum accuracy of up to 0.1M (adjust the image size by adjusting the working distance). In addition, it is equipped with a high-quality remote control, and the working distance can reach 8 meters. BulletPoint2 : 【Digital Vision Chart】: The LCD vision chart has a variety of visual targets: E, C, letters, Arabic numerals, children's vision targets, etc. Used to measure vision; red and green vision targets, cell vision targets, astigmatism detection, color blindness detection, amblyopia training, etc. Used to measure astigmatism and color weakness. BulletPoint3 : 【Ultra-light Design】: High-resolution LED screen, clear visual targets, the screen visual chart panel can display more than 300 visual targets. Ultra-thin and ultra-light design, high-definition solution, professional multi-carbon audio and video processing technology, fast switching, easy operation. BulletPoint4 : 【Installation Method】: Our digital visual whiteboard has a convenient and practical visual sensitivity test function, and the screen brightness can be adjusted, providing up to 3 rows and 8 columns of visual prompts. It also has two installation methods: flat installation and wall mounting. BulletPoint5 : 【5 Display Modes】Five display modes of the electronic eye diagram can customize your experience: red-green display, full screen display, single display, line display and row display. It can be easily adjusted by the remote control to meet different needs. Color : 18.5"screen ExternallyAssignedProductIdentifier : 8417893773669 ItemDisplayDimensions_Length : 29.53 inches ItemDisplayWeight : 0.14 pounds ItemName : Visual Acuity Chart Digital 18.5/21.5inch LCD Electronic Optical Eye Charts with Remote,1-6.2m Distance Adjustable, 3D Polarized Screen Optical Vision Chart for Eye Exams,18.5"screen ItemPackageDimensions_Height : 10 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : therapeutic-eye-charts Manufacturer : LQQYJSM Material : plastic ModelName : Eye Charts NumberOfItems : 1 PartNumber : 76206977 ProductDescription : Visual Measurement Chart:Healthcare professionals such as doctors or nurses often use eye charts to screen for visual impairments. An ophthalmologist is a doctor who specializes in eyes. patient's visual response to various treatments, such as medications or surgery.
Specification: Screen type: TFT-LED Screen size: 18.5in/21.5in Viewing angle: H: 170/V: 160 Color: 16.7M colors Visual size: 413.4 x 234 mm/ 478.8*271.3mm Maximum brightness: 250 cd/m2 Maximum contrast ratio: 1000:1 Signal response time: 5 ms Dimensions: 482*30*52mm/545*405*44mm Standby power:<2W Standard power consumption: 40 W/60 W Maximum screen resolution: 1366*768/120*1080 Screen ratio: 1366*768/1920*1080 Usage distance: 1m-6m adjustable Visual recording method: English fraction, decimal recording method. Remote control distance: The maximum remote control distance is not less than 8m.
Features: 1. Fast switching, simple ope-ration 2. Can be hung on the wall or placed 3. The measuring distance is adjustable
Note: Regarding the color: the product picture is taken in kind, but there may be a little color difference due to different lighting displays, etc. Please understand About size: The size of the product is manually measured, there may be an error of about 1-3cm, please understand. ProductSiteLaunchDate : 2025-02-12T01:07:43.653Z Size : 75.00X25.00X0.10CM Style : Modern SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 43211900