What is 6/6 VISION?
Herman Snellen, a Dutch ophthalmologist, published his Snellen Chart in 1862. To this day, the Snellen Chart is still used to quantify how well we can see.
Herman Snellen, a Dutch ophthalmologist, published his Snellen Chart in 1862. To this day, the Snellen Chart is still used to quantify how well we can see.