New equipment
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ref : 9680
Year of mfg. : 2026
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New equipment
The TNO test is a stereo vision test used in orthoptics and ophthalmology to assess depth perception and binocular vision.
It is based on images consisting of random dots (random-dot stereograms), viewed through red-green glasses.
Characteristic Description
Name TNO Stereo Test
Type Stereopsis test
Principle Red-green anaglyphs
Test distance 40 cm
Format Booklet of plates
Glasses Red and green
Measurement Arcseconds
Typical measurement range 15 to 480 arcseconds
Users Orthoptists, ophthalmologists
Target audience Children and adults
Clinical Use
The TNO test is used, in particular, to screen for binocular vision abnormalities, measure stereoscopic acuity, and monitor certain cases of strabismus or amblyopia.
The lower the measured value in arcseconds, the better the stereoscopic perception.
Test Composition
The standard set includes 7 charts: stereoscopic screening, suppression testing, and quantitative measurement ranging from 480 to 15 arcseconds.
Checked by OPHTAZON
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Year of mfg.
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Checked by OPHTAZON
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Checked by OPHTAZON
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Year of mfg.
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Available
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INTERNATIONAL SALES MANAGER
M. Sadreddine MEHRI
sadreddine.mehri@ophtazon.com / +33 6 08 84 07 42
TECHNICAL & SALES MANAGER IVORY COAST
M. Khaled SELLAMI
khaled.sellami@ophtazon.com / +225 07 68 46 36 14
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