Description
Plastic
Beads
Nylon
String
Beads
wood
Therapeutic
heavier cords
Product description
- Pediatric distance visual acuity eye chart featuring LEA SYMBOLS for screening or testing individuals beginning at age 2 1/2. Front side of eye chart features pediatric symbols in proportionally spaced lines (ETDRS format) for monocular (testing one eye with the other eye occluded) and binocular (testing both eyes simultaneously) visual acuity testing or screening. The opposite side, features pediatric symbols in the Massachusetts Visual Acuity Format for both left eye and right eye testing.
- Proportionally spaced lines line sizes range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent. 50% spaced rectangle (Massachusetts Visual Acuity Test format) with line sizes from 20/100 to 20/8 (6/30 to 6/2.4) equivalent. Has a hole for hanging the chart on the wall. Includes response key, flash cards, and instructions. 17″ x 21″ (43 cm x 53.4 cm).
| Topic | Discription |
| Symbols | Uses child-friendly shapes (house, apple, circle, square). |
| Material | Sturdy chart with hanging holes; foldable versions available. |
| Lines | 15 lines, from large (10/100) to very small (10/4) |
| Dimensions | Approx 17″ × 21″ (≈ 43 cm × 53.4 cm) |
| How to use for | Tests distance vision in young children. |
| Test Distance | Standard at 10 feet (3 meters). |
| Purpose | Pediatric distance visual acuity testing / screening. Designed for children (from age ~2½‐3 years) who can recognize symbols more easily than letters. Can test both monocularly and binocularly. |
| Size | About 17″ × 21″ (43 × 53 cm). |
| Durability | Long-lasting if well cared for; requires proper lighting and cooperation |
| Durability & Limitations | relatively long life if kept flat, clean, not torn; folding versions need careful handling to avoid creases or damage |
| Spacing | Proportionally spaced (ETDRS style) for accuracy. |
| Notations | Includes Snellen, LogMAR, and decimal equivalents |
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