This app allows you to calculate the exact dimensions of the visual acuity chart optotypes. It includes the most common chart notations and line sizes.
The following notations are included:
- US Feet (20/20|20/25|20/32|..etc)
- UK Metric (6/6|6/7.5|6/9.5|..etc)
- Decimal (1.0|0.8|0.63|..etc)
- LogMAR (0.0|0.1|0.2|..etc)
Just enter the chart distance, notation type, and line size, and get the optotype size corresponding to this criteria.
The following notations are included:
- US Feet (20/20|20/25|20/32|..etc)
- UK Metric (6/6|6/7.5|6/9.5|..etc)
- Decimal (1.0|0.8|0.63|..etc)
- LogMAR (0.0|0.1|0.2|..etc)
Just enter the chart distance, notation type, and line size, and get the optotype size corresponding to this criteria.
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