TY - GEN AU - Wesemann,W AU - Norcia,A M AU - Allen,D TI - Theory of eccentric photorefraction (photoretinoscopy): astigmatic eyes SN - 0740-3232 PY - 1992///0317 KW - Astigmatism KW - physiopathology KW - Humans KW - Light KW - Mathematics KW - Models, Biological KW - Refraction, Ocular N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1364/josaa.8.002038 ER -