Ishihara Blindness Test Book 2024, 38- Optometry Screening Kit Red-Green Deficiency, Professional Diagnostic Tool with 4 Special Plates, Paper Album 19x14.8cm

Product description Features:-Professional test book, is a simple and accurate way to discover congenital color blindness and red-green color blindness, each of which has two forms, complete and incomplete.-Includes four special test plates for determining the type and degree of color vision deficiency. - Using the characteristics in red-green color blindness, blue and yellow appear significantly brighter than red and green.-Color plates are attached to a specially designed album-type book for easy operation.-The graphics seen by people with color vision deficiency must be different from those of people with normal color vision.Specifications:Part name: Color difference test bookMaterial: paperSize: 19*14.8*4cmColor: as shownQuantity: 38 platesPackage Contents:1*Color Difference Test Book Manufacturer Contact Information no

• [PROFESSIONAL TESTING] This comprehensive 38-piece optometry test book is designed to accurately identify congenital blindness, including both complete and incomplete forms of red-green blindness.
• [DETAILED PLATES] The set includes four test plates that effectively assess the type and degree of deficiency, allowing precise evaluations.
• [USER-FRIENDLY ] Each is conveniently housed in a specially designed album-style book, making it to operate and store.
• [DIFFERENTIATED VISUALS] Understand how individuals with deficiencies perceive colors differently, enhancing awareness and understanding.
• [SIZING REMINDER] Please you your own measurements before use to achieve the .