Product Specifications
Below are the key product attributes and specifications that provide detailed information about this item:
Product Overview
The Graham-Field 1240 Eye Test Chart, also known as the Snellen 20 Chart by Grafco Medical/Surgical, is a reliable and standardized tool for assessing visual acuity. Designed for professional use in medical, clinical, and educational settings, this chart provides accurate and efficient vision screening.
Features:
- Clear, high-contrast black letters on a white background for easy readability.
- Standard Snellen format with progressively smaller letters to measure visual acuity.
- Durable construction for long-lasting use in various environments.
- Compact and lightweight for easy storage and portability.
Specifications:
- Chart Type: Snellen 20-foot equivalent.
- Dimensions: Standard letter sizing for accurate testing.
- Material: High-quality paper or laminated finish (varies by model).
- Compliance: Meets professional medical standards for vision testing.
Use Suggestion:
Hang the chart at eye level in a well-lit area, ensuring the patient stands 20 feet away for accurate testing. Cover one eye at a time and record the smallest line the patient can read correctly to determine visual acuity. Ideal for optometrists, schools, and occupational health screenings.
