| Description | Front Features traditional Sloan optotypes that follow a "ETDRS 2000 Series" format including a combination of Charts 1 and 2. Near Point card uses Logarithmic acuity and includes distance equivalents in both meters and feet. Near Vision Card | 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 |