Ferdinand Monoyer
Ferdinand Monoyer (9 May 1836 – 11 July 1912) was a French ophthalmologist, known for introducing the dioptre in 1872. He invented the Monoyer chart, used to test visual acuity.
Ferdinand Monoyer (9 May 1836 – 11 July 1912) was a French ophthalmologist, known for introducing the dioptre in 1872. He invented the Monoyer chart, used to test visual acuity.
Ferdinand Monoyer (9 May 1836 – 11 July 1912) was a French ophthalmologist, known for introducing the dioptre in 1872. He invented the Monoyer chart, used to test visual acuity.
Source: Wikipedia "Ferdinand Monoyer" · CC BY-SA 4.0
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