HYZIK Ishihara Eye test chart book & Snellen vision chart A (Combo) ( Eye test book for color deficiency & blindness with 38 plates (MULTICOLOR) COMBO..

About this item

• Color plates encased in specially designed album-type books for ease of handling. Detailed instructions included.
• Includes four special plates for tests to determine the kind and degree of defect in color vision.
• Hidden digit plates: only individuals with color vision defect could recognize the figure.
• Designed for Vision Testing: This Snellen vision chart is used to measure visual acuity and detect vision problems.
• Comprehensive Eye Examination: Suitable for children, teenagers, and adults to test eyesight at various distances.