Product Name: Medical Visual Testing Chartbox Model NO.: ZS-5000M Group: Patient Certification: CE, ISO13485 Type: X Ray Equipment Classification: Imaging Diagnostic Equipment Trademark: Mplent or OEM or standard Transport Package: Carton Box or Wooden Origin: China Product Description Feature:Original Design withMultifunctionDurable, Environmentally-Friendly and Energy SavingSlim but Delicate with Uniform Luminance.Durable, High-definition and Ultra-brightApplication of Authoritative Science to Protect Your EyesE Figure as Reference to Test Your VisionUse of Test Object with Red/Green Color to Improve Your VisionUse of Honeycomb Objective to Check AstigmatismSpecification:Light source,CCTSMD2835 LED288PCS LED,CCT;6 000K;Working lifenot less than 100 000hoursPowerGlobal adaptive voltage power,8W;AC 90-240V;50/60HzView Panel LuminanceSuper HIgh brightness 500cd/mUniformity3mm thickness LCD light diffuse guidance panel with light uniformity,not less than 90%Mount MethodWall mountedTesting distance3M or 5MSize812*462*25mm