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Article
September 1973

Date Mistake

Author Affiliations

Caracas, Venezuela

Arch Ophthalmol. 1973;90(3):261. doi:10.1001/archopht.1973.01000050263021

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Abstract

To the Editor.  —In the excellent paper by Ronald S. Fishman, MD, "Kepler's Discovery of the Retinal Image," published in the Archives (89:59, 1973), there is one mistake. Dr. Fishman writes: "His main source was a work written in 1120 and republished in 1572 by the Silesian scholar Witelo (Vitellio)." Witelo lived from 1220 to 1280 and his book Peri-Optikes was written probably about 1270. Thus, he did not republish a book in 1572 because at that time he was 300 years dead. This book was published first in Nuremberg in 1535 as Vitellionis, mathematici doctissimi Peri-Optikes, it est de natura, ratione et projectione radiorum visus, luminum, colorum atque formarum quam vulgo perspectivam vocant. Libri X, Norimbergae apud Jo: Petreium, 1535.It is worth mentioning too that before Felix Plater and Johannes Kepler, Franciscus Maurolycus (1494-1577) from Messina supposed that the rays that enter the eye are focused on the

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