Covering everything from the common cold to trauma

The bio-based

6 Display Modes

Accuracy:   Saturation (70%–99%+) ±2% or ±2 digits

LED technology

10 ft: Wide Spaced Symbol (9 Line) Chart SNS Exclusive Covering everything from the common(9" x 14") Patti Pic optotype chart for vision testing at 10 feet. Features wide, fixed spacing allowing the use of a mask (included) to isolate optotypes for individual presentation. May be wall mounted or used with illuminated cabinets (66003, 66004, 66016, 66090). Patti Pics optotype features symbols that are calibrated to Sloan standards. This helps create a more accurate testing record and provides a genuine acuity history when testing young