It is now nearly seven years since I began to use the ophthalmometer of Javal and Schiotz daily in my practice, and six years since I published my first results from its use.
I appreciated the great practical value of the instrument from the beginning, and have persistently attempted to keep its importance as an instrument of diagnosis in astigmatism before the profession. For a time the apathy and indifference to its value were as intense here as they still seem to be in England and Germany, but recently there have been evidences of a greater interest in the instrument, so that, whereas six years ago, so far as I am aware, there were only three in use in this country, there is now, I understand, difficulty in getting orders for it filled.
In my Treatise on Astigmatism, I made the statement that I regarded it as the most important
BURNETT SM. FURTHER CONTRIBUTIONS TO KERATOMETRY.Read in the Section of Ophthalmology, at the Forty-second Annual Meeting of the American Medical Association, held at Washington, D. C., May, 1891.. JAMA. 1891;XVII(10):353-355. doi:10.1001/jama.1891.02410880001001