Distance Visual Acuity Test
Showing 1–24 of 53 results
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Distance Visual Acuity Test, Near Visual Acuity Testing, Pediatric Opthalmology, Stereo Acuity Testing
10 and 20 FT (3 and 6 M) Snellen Chart
Distance Visual Acuity Test, Near Visual Acuity Testing, Pediatric Opthalmology, Stereo Acuity Testing10 and 20 FT (3 and 6 M) Snellen Chart
Standard Snellen Chart on styrene, 11×23 inches with rounded corners (27.5×60 cm). Includes lines for 20/10, 20/13, 20/15, 20/20, 20/25, 20/30, 20/40, 20/50, 20/70, 20/100, and 20/200. Includes 20 Ft Snellen and M notations. Green bar at 20/30 and red bar at 20/20.
Back side has 10 ft Snellen Chart.
SKU: 673900 -
Distance Visual Acuity Test, Near Visual Acuity Testing, Pediatric Opthalmology
ASHA Kit Vision screening card for 6/18 distance vision and near vision
Distance Visual Acuity Test, Near Visual Acuity Testing, Pediatric OpthalmologyASHA Kit Vision screening card for 6/18 distance vision and near vision
Distance Vision Chart:
Dimensions: 10″ x 18″ (25.4 cm x 45.7 cm).
Testing distance: 10 feet/3 meters.
Near Vision Chart:
Dimensions: 7″ x 9″ (17.8 cm x 22.9 cm).
Testing distance: 16″/40 cm.
SKU: JVASHA -
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Pediatric Opthalmology, Distance Visual Acuity Test
Landolt C ETDRS Clinical Trial Chart
A Landolt C clinical trial ETDRS vision chart with proportionally spaced (geometric progression) lines; line sizes range from 10/100 to 10/5 (3/30 to 3/1.5) equivalent. The other equivalents on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. Features optotypes opening at the up, down, left, & right positions only
SKU: 500060 -
Cognative Vision, Distance Visual Acuity Test, Examination tools, Grating Acuity, LEA Core Test, Pediatric Opthalmology, Vision Screening Test
LEA Core Tests Starter Toolkit For Assessment & Screening
Cognative Vision, Distance Visual Acuity Test, Examination tools, Grating Acuity, LEA Core Test, Pediatric Opthalmology, Vision Screening TestLEA Core Tests Starter Toolkit For Assessment & Screening
Lea Hyvärinen, MD, PhD, has created numerous vision assessment and screening products since designing her LEA SYMBOLS® (apple, house, circle, square) in 1976. Over time, individualized eye chart variations using LEA SYMBOLS® were created for various vision screening programs.
SKU: 258600 -
Cognative Vision, Distance Visual Acuity Test, Grating Acuity, LEA Core Test, Near Visual Acuity Testing, Pediatric Opthalmology
LEA GRATINGS™ Low Contrast Grating Acuity Test
Cognative Vision, Distance Visual Acuity Test, Grating Acuity, LEA Core Test, Near Visual Acuity Testing, Pediatric OpthalmologyLEA GRATINGS™ Low Contrast Grating Acuity Test
Measurement of contrast sensitivity curve is based on 4 gratings at 2 Contrast levels, 10%, and 2.5% contrast using 2 grating frequencies: 0.5 cpcm and 8 cpcm (10% level) or 0.5 cpcm and 4 cpcm (2.5% level).
SKU: 253400 -
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Pediatric Opthalmology, Distance Visual Acuity Test, Low Contrast, Low Contrast & Low Vision Charts
LEA NUMBERS® Low Contrast Charts Set of 5 for Illuminated Cabinets
Pediatric Opthalmology, Distance Visual Acuity Test, Low Contrast, Low Contrast & Low Vision ChartsLEA NUMBERS® Low Contrast Charts Set of 5 for Illuminated Cabinets
Set includes: 1.25%, 2.5%, 5%, 10%, and 25% Contrast levels Charts.
Dimensions: 9″ x 14″ (22.9 cm x 35.6 cm).
Testing distance: 10 feet/3 meters.
SKU: JVLCN -
Pediatric Opthalmology, Distance Visual Acuity Test
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 testing line sizes range from 20/1600 to 20/16 equivalent. Near vision testing line sizes range from 20/800 to 20/16 equivalent.
The LEA NUMBERS® Low Vision book can be purchased with binding either on the left side or top. The book can also be purchased alone or as part of a set. Set includes pediatric occluding glasses and metal-framed adult occluding glasses.
When comparing visual acuity results with ETDRS, study results suggest the LEA NUMBERS® Low Vision Book has a slight advantage over the Feinbloom chart when testing individuals with vision impairment.
SKU: 527300 -
Pediatric Opthalmology, Distance Visual Acuity Test, LEA Core Test
LEA NUMBERS® Low Vision Book – Left Side Binding Set
Pediatric Opthalmology, Distance Visual Acuity Test, LEA Core TestLEA NUMBERS® Low Vision Book – Left Side Binding Set
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 testing line sizes range from 20/1600 to 20/16 equivalent. Near vision testing line sizes range from 20/800 to 20/16 equivalent.
SKU: 513100 -
Pediatric Opthalmology, Distance Visual Acuity Test
Lea Numbers® Proportional Spaced Distance Charts
A LEA NUMBERS® distance eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/80 to 20/8 (6/24 to 6/2.4) equivalent. Also features decimal and LogMAR equivalents. This chart can be used in an illuminated ESV1018 cabinet or hung on the wall.
Dimensions: 10″ x 18″ (25.4 cm x 45.7 cm).
Testing distance: 20 feet/6 meters.
SKU: 800701 -
Distance Visual Acuity Test, Pediatric Opthalmology
Lea Symbols® & Hotv Massachusetts Pediatric Eye Chart
Distance Visual Acuity Test, Pediatric OpthalmologyLea Symbols® & Hotv Massachusetts Pediatric Eye Chart
Pediatric eye chart for vision testing of children beginning at age 2 1/2 years. LEA SYMBOLS® pediatric symbols on one side, HOTV optotypes on the opposite. 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.
SKU: 257500
