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LEA Numbers

  • Runge LEA NUMBERS® Pocket Card

    Runge LEA NUMBERS® Pocket Card

    The Runge Near Vision Card with LEA NUMBERS® features a format that is both easier and faster to use for near vision screening. Developed by an ophthalmologist, this Sloan Letter Near Cards mimics reading from left to right. The LEA...

  • LEA NUMBERS® Low Vision Book

    LEA NUMBERS® Low Vision Book

    This Low Vision book with LEA NUMBERS® is designed for testing severely visually impaired children and adults. This complete book includes testing at 10 ft (3 meters), 5 ft (1.5 meters) and for near vision testing at 16" (40 cm). Distance...

  • GL Phoropter Roto Chart

    GL Phoropter Roto Chart

    Near vision roto chart for your phoropter contains a variety of tests for the eye care professional. Fits on a phoropter using both the phoropter rod & clip. The notched dial allows for easy rotation and chart selection. Phoropter Chart...

  • LEA NUMBERS® Macula Chart

    LEA NUMBERS® Macula Chart

    This Macula chart featuring LEA NUMBERS® is used to determine potential acuity before cataract surgery. Fits into the Super Pinhole Macula Illuminated Cabinet. Features proportionally spaced lines; line sizes range from 20/100 to 20/20...

  • LEA NUMBERS® 50% Crowded Symbol Book

    LEA NUMBERS® 50% Crowded Symbol Book

    A handheld vision test with LEA NUMBERS® optotypes featuring 50% spaced contour interaction bars to provide single optotype acuity with the proper crowding effect. Optotype line sizes range from 20/100 to 20/20 (6/30 to 6/6) equivalent. This book can...

  • LEA NUMBERS® Low Contrast Chart

    LEA NUMBERS® Low Contrast Chart

    ETDRS low contrast LEA NUMBERS® vision charts with proportionally spaced (geometric progression) lines. Features translucent low contrast letters with line sizes ranging from 13/131 to 13/5.2 (4/40 to 4/1.6) equivalent. The other equivalents featured...

  • LEA NUMBERS® 40CM and 60CM Near Card

    LEA NUMBERS® 40CM and 60CM Near Card

    This standardized adult vision assessment chart is designed to measure visual acuity with a standard line test and with three tighter spaced tests; 50%, 25%, and 12.5% which often reveal difficulties in seeing tightly crowded details. Line sizes range...

  • LEA NUMBERS® Single Number Book

    LEA NUMBERS® Single Number Book

    The Single Number Book is ideal for situations in which the child/adult cannot perform when tested with a line test. This book can help determine the best resolution of the visual pathway in a child/adult with amblyopia or impaired vision. Single...

  • LEA NUMBERS®/"C" Pocket Card

    LEA NUMBERS®/"C" Pocket Card

    This easy-to-use visual acuity near vision card features Landolt C on one side and LEA NUMBERS® on the other. The optotypes on this care are in proportionally spaced (logMAR) lines with line sizes ranging from 20/400 to 20/10 (6/120 to 6/3)...

  • LEA NUMBERS® ETDRS Chart 3m

    LEA NUMBERS® ETDRS Chart 3m

    An adult LEA NUMBERS® ETDRS chart for the ETDRS Illuminated light boxes. Fits all existing ETDRS cabinets, including both the ESV3000 and ESC2000. This chart features optotypes in proportionally spaced (logMAR) lines; lines range from...

  • LEA NUMBERS® Translucent Chart 4m

    LEA NUMBERS® Translucent Chart 4m

    This LEA NUMBERS® chart features proportionally spaced (logMAR) lines; line sizes range from 13/66 to 13/5.2 (4/20 to 4/1.6) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR...

  • LEA NUMBERS® Translucent Chart 3m

    LEA NUMBERS® Translucent Chart 3m

    This chart features proportionally spaced (logMAR) lines; line sizes range from 10/63 to 10/4 (3/19 to 3/1.2) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. This chart can either be wall...

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