| Description | This Near Point card is great for testing pediatrics. Patti Pics optotypes are highly calibrated to Sloan optotypes and follow criteria such as the Snellen 5x5 grid, equal difficulty, equal blur at threshold, and high recognizability. Patti Pics are | 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 |