AAPOS: Near Vision Kit - Near Card Booklet Only (16"/40cm)
This near card is featured in the AAPOS Near Vision Kit.
Features:
- Spiral-bound, multisided, near-eye charts with attached 16-inch cord.
- Sloan Letters for when children know their letters.
- LEA SYMBOLS® for preschoolers and for children who do not yet know their letters.
- Full-Line Threshold and Single-Line Critical Line formats:
- Threshold screening involves beginning at the top of an eye chart and moving down the chart until the child or adult misses 3 of 5 optotypes.
- Critical line screening uses only the line on which the child or adult should correctly identify 3 of 5 optotypes according to age.
- Children ages 3 and 4 years should correctly identify 3 of 5 optotypes on the 20/40 line.
- Children aged 5 years and older, and adults, should correctly identify 3 of 5 optotypes on the 20/32 line.