SINCE the establishment of the Research Section of the Army Air Forces School of Aviation Medicine in December 1941, research on color vision has been one of the major projects of the department of ophthalmology. The primary purpose of these studies was to select tests for deficiency in red-green color vision which would be suitable for use in the selection of air force personnel. The material covered in this review is based principally on investigations carried out at the Army Air Forces School of Aviation Medicine between June 1942 and June 1945.
At the time these studies were initiated, four tests of color vision were authorized for use in the Army Air Forces : two basic tests and two adjunct tests.1 The basic tests were the Ishihara test (eighth edition) and the American Optical Company Pseudo-Isochromatic Plates. The criterion of passing for both tests was that not more than 25
LOUISE L. SLOAN. SELECTION OF COLOR VISION TESTS FOR THE ARMY AIR FORCESA Summary of Studies Made at the Army Air Forces School of Aviation Medicine. Arch Ophthalmol. 1946;36(3):263–283. doi:10.1001/archopht.1946.00890210270001