| Description | This near point vision chart features two smaller groups of optotypes for repetitive testing. This is helpful because two groups will lessen the possibility of unwanted memorization while testing. Non memorization leads to more accurate vision | Patti Pics Folding Acuity Chart features two smaller groups of optotypes. These are intended for use in repetitive testing. By having multiple groups, the chance of memorization is minimized and more accurate results are yielded. This folding test is |