World Sight Day

 

 

 

 

 Herman Snellen 

Snellen Chart To Study Visual Acuity In 1862

 

 

 

 Snellens Acuity Chart

 

 

 

Measuring Visual Acuity

 

 

 

 Current Events

 

World Sight Day

 

10.10.2024

 

 

 

 

 

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