Butterfly-S
Or please call FAISAL: 079 242 2817 or AHMED: 082 414 1472
Description
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Rapid test for amblyopia & strabismus using gross thru fine stereopsis
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Random Dot Butterfly image for testing gross steropsis (2000 seconds of arc)
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Graded Circle Test from 400 seconds down to 20 seconds of arc
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Shapes for testing children at 400, 200 & 100 seconds of arc
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New technology eliminates monocular clues
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Answer Key on back cover
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Includes: Manual and both Pediatric & Standard Polarized Viewers
