University of Otago visual acuity test chart store
The Ophthalmology section at the University of Otago offers visual acuity charts for purchase by eye-care professionals.
These are logarithmic test charts designed for use at four metres. They follow the original specifications designed by John Parr in 1981, reference Trans Ophthalmol Soc NZ, 33 (1981), pp. 157–167.