Protective coating allows washing or cleaning with alcohol without any damage to chart faces.
FRONT• Proportional spacing
• Acuity range 6.3M to .20M (20/320, 6/48 to 20/10, 6/3 equiv.)
BACK• MassVAT format
• Acuity range 3.2M to .20M (20/160, 6/48 to 20/10, 6/3 equiv.)
PV Numbers adhere to Sloan Optotype standards.
Used for testing in multiple languages.
MassVat format help to isolate optotypes for easier testing.
PV Numbers optotypes are highly calibrated to Sloan optotypes and are considered reliable and accurate. PV Numbers are great for universal testing with patients that are not familiar with the Roman alphabet. PV Number Near Point card is great for screening vision in multiple countries.
Dimensions: 12 × 4 × 0.03 in
Patient Type: General/Literate, Preliterate
Utilize with a Cabinet: No
Utilize with which Cabinet: None
Optotype Arrangement: Single Letter or Symbol
Optotype: PV NUMBERS
Contrast Level: High
Chart Distance: 40cm / 16in
ETDRS Format: No
MassVAT Chart: Yes
Translucent Chart: No
Chart Notations - Munit: 6.3M to .2M
Chart Notations - Decimal: .063 to 2.00
Chart Notations - 6 meter: 6/95 to 6/3
Chart Size (Inches): 3.75×6.25 in
Chart Size (cm): 9.5×16 cm