Products

Cardiff Acuity Test Set™

Cardiff Acuity Test Set™ with 36 cards and occluding glasses An upgrade for the Cardiff Acuity Test™ is now offered to meet the differing needs of Pediatric vs. Low Vision patients (Item #: NCATSLVU). The Low Vision upgrade kit includes a set of 3 cards each of levels A, LVB and LVA plus three red dividers. The standard set covers 12 acuity levels from 20/160 to 20/12.5. This version also include a pair of 4608R Butterfly foamy occluding glasses. The Low Vision set covers 14 levels from 20/320 to 20/12.5. There are three cards at each of these acuity levels. Intended for test distances of 1 meter and 50 cm. Cards are laminated and measure 7 3/4 by 10 1/2 in (20 by 27 cm) and are labeled by acuity level equivalents in decimal, meters, feet, Snellen and LogMAR for both test distances.

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Child Acuity Projector Slide

Projector Slide Replacements Child Acuity Projector Slide Allen Figures, Tumbling "E", Landolt "C" This family of projector slides are designed for testing all ages. Made of high quality photographic film, sealed between two pieces of glass to ensure sharp optotypes to maintain the integrity of your exam. Each slide must be adjusted for use on different length testing lanes.

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Child Vectographic Slide

Child Vectorgraphic Projector Slide → Training Demonstration → Tumbling E Monocular 20/100 – 20/15 (9 Lines) → Acuity Balance 20/30 – 20/20 (3 Lines) → Tumbling E Binocular 20/30 – 20/15 (4 Lines) → Fixation Disparity with Fusion Lock → Stereopsis 215 - 40 seconds of arc

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Lea Numbers Pocked Sized Near Card

This test is designed for testing patients' visual acuity during rounds and in similar situations with a need for quick testing. The test has proportionally spaced (logMAR) lines on one side and tightly crowded lines (50% spacing) on the reverse side Line sizes from 20/400 to 20/10 (6/120 to 6/3) equivalent, 0.05 to 2.00. 3.75" x 6.25" (9.5 cm x 15.9 cm).

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Lea Numbers 15-Line Distance Chart

This test is designed for vision screening at schools and assessment of vision of children with special needs beginning with age of 5 years. Proportionally spaced (logMAR); line sizes range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent, 0.10 to 2.50. Has hole for hanging on the wall. 18" x 20" (45.7 cm x 50.8 cm). Folds to 18" x 10" (45.7 cm x 25.4 cm).

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Lea Numbers 12-Line Translucent Distance Chart

Proportionally spaced (logMAR); line sizes range from 20/100 to 20/8 (6/30 to 6/2.4) equivalent, 0.20 to 2.50. This chart can either be wall mounted or used in an ESV1200 illuminated cabinet.

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Lea Numbers 13 Line Trans Distance Chart

Lea Symbols 13-Line Translucent Distance Chart

Proportionally spaced (logMAR); line sizes range from 20/125 to 20/8 (6/38 to 6/2.4) equivalent, 0.16 to 2.50. This chart can either be wall mounted or used in an ESV1200 or Model A+ illuminated cabinet. Includes response key, training cards, and instructions. 10 feet/3 meters testing distance

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Lea Symbols Book with Crowding Bars

Handheld vision test with LEA Symbols pediatric symbols features 50% spaced contour interaction bars to provide single optotype acuity with the proper crowding effect. Optotype line sizes from 20/100 to 20/20 (6/30 to 6/6) equivalent. This book can also be used for vision testing of illiterate adults or geriatric patients. Includes response key, flash cards, and instructions. 17 pages. 4" x 4" (10.2 cm x 10.2 cm).

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Lea Symbols Near Vision Card

This test assesses a child's functional vision at near distances. Can also be used to familiarize child with testing procedure before introducing a distance test. Proportionally spaced (logMAR) lines on one side and more tightly- spaced symbols on the opposite side. Line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent, 0.05 to 2.00. Response key printed on test card. Includes training cards and instructions. Card measures 8" x 10" (20.3 cm x 25.4 cm).

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Lea Symbols Single Symbol Book

The Single Symbol Book is ideal for people who 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 optotype line sizes from 20/200 to 20/8 (6/60 to 6/2.4) equivalent.

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Lea Symbols 15 Line Folding Distance Chart

Lea SYMBOLS® 15 Line Folding Distance Chart For screening or testing individuals beginning at age 2 1/2. 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.

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Pediatric Projector Slide

Vectographic Projector Slide Pediatric Slide This pediatric projector slide test depth perception and binocularity under distance conditions. The top portion of each slide is a standard non-vectographic projector slide. The bottom portion is a vetographic slide that contains suppression control targets, a distance stereo acuity test, fixation disparity and binocular balance. Slide fits most AO and Marco projectors, and there are adaptable to a 10' or 20' lane. REQUIRES POLARIZING SCREEN.

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