All with Cord for easily achieving proper testing distance.
Intermediate Vision Testing at 67cm: 13.4M (20/400) to .34M (20/10)
Memorization can alter testing results and create an inaccurate record for the patient. This near vision chart features multiple groups for repetitive testing help minimize memorization. This helps to create a more accurate and reliable vision chart that yields repeatable results.
Each side is different to minimize memorization.
Available
optotypes and formats include:
Sloan ETDRS: Intermediate 67cm,