- Dual-purpose eye charts feature a height ruler along the edge, doubling as a height measurement chart for added functionality. - Equipped with Red and Green color bars, these charts provide an efficient and straightforward color vision test, making them ideal for both home and professional use. - Constructed from durable PVC material, our eye charts are waterproof and tear-resistant, ensuring long-lasting performance in any environment. - Designed to assist in measuring visual acuity from distances of 3 or 5 meters, these charts are perfect for eye exams, vision screenings, or educational purposes. Applications: - Use these eye charts in a clinical setting for quick and accurate vision assessments, ensuring your patients receive the best care. - Ideal for schools and educational institutions to help assess students' vision and identify any potential issues early on. - Great for personal use at home to monitor changes in vision over time, providing peace of mind for you and your family. With their robust design and versatile functionality, our eye charts are an essential tool for anyone looking to maintain or improve their visual health.