LEA SYMBOLS<sup>®</sup> 10 Line Distance Charts

LEA SYMBOLS® 10 Line Distance Charts

256000
  • $50.00
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A pediatric vision chart with LEA SYMBOLS® for screening children ages 21/2 to 4. Features proportionally-spaced lines; line sizes range from 20/200 to 20/16 (6/60 to 6/4.8) equivalent. The 20/160 (6/48) and 20/100 (6/30) lines have been omitted. The 50% spaced rectangles (Massachusetts Visual Acuity Test format) have line sizes from 20/80 to 20/16 (6/24 to 6/4.8) equivalent. Has a hole for hanging the chart on the wall. A response key and instructions are included.

Notations on the left side of the chart include actual letter size for 10 foot and 3 meter measurements. Equivalent letter size notations on the right side of the chart include 20 foot, 6 meter, decimal, and LogMAR measurements.

Dimensions: 16" x 16" (40.6 cm x 40.6 cm).

Testing distance: 10"/3 meters.

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