Hess Chart Manufacturers in Kolkata.Hess Chart (position) The basic principle of Hess chart is foveal projection therefore the higher field belongs to the higher eye. This is opposite of diplopia charting where the higher image is of the lower eye. Position of the central dot indicates whether the deviation is in primary position or not.
Call @ 8700375320,WHATAPP@ 9891584100, E-mail-aabhaenterprises09@gmail.com