A visual handicap is determined by medical examination, e.g., by an ophthalmologist or optometrist. HM - the ability to perceive hand movement. PLL - perceives and localizes light in one or more quadrants. No LP - no light perception. Peripheral field and central vision loss means peripheral field so contracted that the widest diameter of such fields subtends an angualr distance no greater than 50E. 2.
Ocular motility means loss of vision efficiency in either eye, due to double or binocular vision.
Lack of binocular vision means the inability to use the 2 eyes simultaneously to focus on the same object and to fuse the 2 images into a single image. Lack of accommodation means the inability of the eye to hold a steady fixation for seeing at various distances, especially near. Also included shall be diagnosed physical disabilities or handicapping conditions which may result in a visual handicap or affect visual functioning in the future. The term includes both partial sight and blindness.