10 ft: Wide Spaced Symbol (12 Line) Chart SF25 These are difficult days

These are difficult days

Fragrance-free formula contains no bleach

the versatile 767 Aneroid is the smart choice for accurate and reliable readings throughout your facility

(12 Batteries per Box) Exceptional power

10 ft: Wide Spaced Symbol (12 Line) Chart SF25 These are difficult days(9" x 14") Patti Pic optotype chart for vision testing at 10 feet. Used to identify amblyopia in children as young as 4 years old and for people with language difficulties. 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 children.