LEA Core Test
Showing 1–24 of 26 results
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Pediatric Opthalmology, LEA Core Test
HOTV Letter Book with 50 Percentage Spaced Bars
A handheld vision testing book featuring HOTV optotypes with 50% crowding contour interaction bars to provide single optotype acuity with the proper crowding effect.
Dimensions: 4″ x 4″ (10.2 x 10.2 cm).
Testing distance: 10 feet/3 meters.
SKU: 600350 -
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, Examination tools, LEA Core Test
LED Penlight with Pupilometer
A bright white light diagnostic Penlights with chrome-plated brass casing. The pocket clip serves as a pressure-activated switch. This pen uses a “soft” LED bulb. Includes a pupil gauge (2 thru 9 mm) and cm ruler (to 5 cm).
AAA batteries are not included.
SKU: 704600 -
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Pediatric Opthalmology, LEA Core Test
WHAT and HOW Does This Child See 2nd Edition
“WHAT and HOW Does this Child See?” is a question that is asked each day by many professionals in early intervention and education about children with disabilities. This book attempts to help you structure your questions so that you can look for answers together with other members of your team. This book is a collection of questions and answers from lectures presented by Lea Hyvärinen, MD, Ph.D., FAAP, and Namita Jacob, Ph.D., in a number of countries. It is written for teachers and members of early intervention and rehabilitation teams of children with disabilities, but it also provides valuable information to ophthalmologists, optometrists, neurologists, pediatricians, psychologists, and research workers in early intervention and special education.
SKU: 791000 -
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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 -
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 and amp 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 and amp 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 -
Examination tools, LEA Core Test, Pediatric Opthalmology, Vision Screening Test
Leo Learns by Doing
The Leo Learns by Doing DVD is a helpful tool for anyone who interacts with a vision impaired child. Parents, caregivers, relatives, teachers, doctors, and any other person who would like to contribute to the connections with a vision impaired child will find this information valuable.
SKU: 790000 -
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