Ishihara 38 Plates Blindness Test Book 2025 Edition Optometry Screening with Red-Green Deficiency Detection and Eye Shading Lenses

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+Eye shading lenses Manufacturer Contact Information no

• [PROFESSIONAL TESTING] This comprehensive set includes 38 meticulously designed difference test plates, specifically tailored to detect congenital blindness and red-green deficiencies in both complete and incomplete forms.
• [USER-FRIENDLY ] The test plates are conveniently organized in an album-style book, allowing handling and operation during assessments.
• [ACCURATE ] Specially crafted graphics that individuals with deficiencies perceive distinct differences compared to those with normal , facilitating precise diagnosis.
• [INCLUDES EYE SHADING LENSES] Each package comes with eye shading lenses to enhance the testing experience, optimal conditions accurate .
• [SIZING REMINDER] Please refer to your personal size chart instead of 's size chart the fit.