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Low Vision Tests And Products

  • 30 Point Damato Campimeter

    30 Point Damato Campimeter

    This hand-held campimeter enables practitioners to assess the central 30-degree visual field when other methods are impractical. It consists of a double-sided card with a test grid on each side. Each test grid displays a central stimulus surrounded by a...

  • Cone Adaptation Test

    Cone Adaptation Test

    The test consists of 15, 2" x 2" (5 cm x 5 cm) red, blue, and white plastic chips designed to help parents, teachers, and doctors assess children’s visual difficulties in the twilight. The test situation is not a formal test of night vision but...

  • EMAG Chart

    EMAG Chart

    The EMAG Chart allows for easy determination of the starting dioptric power needed to read standard size print. The chart is used at 10" (25 cm) with a +4.00 add and gives the doctor or technician an uncomplicated approach for incorporating Low Vision in...

  • ETDRS Chart "2" for 13 feet (4 meters)

    ETDRS Chart "2" for 13 feet (4 meters)

    The Adult Original Series ETDRS Sloan Letter vision chart 2 can be displayed in the ESV3000 illuminated cabinet. This chart features proportionally spaced (geometric progression) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2)...

  • GL English Continuous Text Near

    GL English Continuous Text Near

    This Low Vision Reading Card comes attached with a  16"/40 cm measuring cord. The card contains continuous text with line sizes ranging from 20/320 to 20/16 (6/95 to 6/4.8) equivalent. The card also contains Letter Size, Decimal, logMAR, and M Size...

  • GL Low Vision Chart Holder

    GL Low Vision Chart Holder

    These Floor and Table Stands provide a convenient way to display LEA NUMBERS® and SYMBOLS® Low Vision Charts (bound from the top). No more propping the charts up on a chair! Changing out from NUMBERS® to SYMBOLS® is...

  • LEA GRATINGS® Acuity Test

    LEA GRATINGS® Acuity Test

    A Resolving/Discrimination Test This test at full contrast requires discrimination of the direction of long lines, which is a more demanding task than the detection acuity measured with the LEA GRATINGS® Acuity Test. The test gratings are presented...

  • LEA GRATINGS® Low Contrast Test

    LEA GRATINGS® Low Contrast Test

    These discs measure contrast sensitivity curve based on 4 gratings at 2 contrast levels: 10% and 2.5% contrast. These 2 levels use 2 grating frequencies: the 10% level uses 0.5 cpcm and 8 cpcm while the 2.5% level uses 0.5 cpcm and 4 cpcm. Testing is...

  • 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® 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...

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