Notations for vision testing at 40 cm (16 in.)
Attached 40 cm cord helps maintain accurate eye test distance
Letter sizes of 8M, 5M, 2M and 1M and visual acuity ranging (20/25 to 20/400)
Response key attached for easier, more defined vision testing
11 page spiral-bound flip book
Eye test book measures 7.5 X 7.5 cm (3X3 in.)
Used in the PEDIG study
Single Symbol Presentation format
Uses Interaction Bars
This HOTV Flip Book features single symbols with interaction bars for better focusing from the patient. HOTV optotypes are useful for pediatric vision testing with ages 3-5 years. Also, this book was used in the PEDIG study and is great for the detection of Amblyopia.
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