Eye Chart Toolkit
A toolkit of standard eye charts (Snellen and logMAR) with distance helpers, so you can do a quick, repeatable visual-acuity check at home or in a clinic.
Key Features
- Snellen and logMAR charts
- Distance guidance
- Per-eye testing
- Printable-friendly
- 100% client-side
Use Cases
- Rough acuity check
- Classroom or workplace screen
- Monitoring over time
How to Use
- Set the recommended distance
- Cover one eye
- Read the smallest line you can
- Record the line
- Switch eyes
Practical Tips
- Consistent lighting and distance
- Don’t lean forward
- Glasses as you normally wear them
- Confirm with an optometrist
FAQ
- Is this accurate?
- It is a rough screen, not a refraction; real acuity needs professional measurement.
- Snellen vs logMAR?
- Both express acuity; logMAR is the modern, linearly scalable standard.