Refractive Errors, diagnosis
Works from the collections
4 works

- Books
- Online
Optometry by the subjective method : a paper read at the meeting of the British Medical Association, London, July, 1895 / by George J. Bull.
Bull, George Joseph, 1848-Date: 1895
- Books
- Online
An additional method to determine the degree of ametropia.
William ThomsonDate: [1871]
- Books
- Online
The systematic use of cylinders in making the shadow test / by Alexander Duane.
Alexander DuaneDate: 1903
- Books
- Online
An additional test for the diagnosis and correction of the optical defects of the eye / by William Thomson.
William ThomsonDate: 1870