random dot pattern 3 meter testing distance - stereopsis levels of: 400, 200, 100 and 63 seconds of arc [Read more...]

this is the classic test for depth perception in real space - the test measures the amount of error at any distance of judging the distance of two rods - the test has a scale in minutes of arc (at ten feet) or gives a measurement of error in mm and... [Read more...]

the future standard for Stereo Depth Perception Testing - for evaluation of 3 levels of stereo vision: butterfly test for gross stereopsis at 2000, 1150 and 700 sec. - graded circle test from 800 to 40 sec. - animal test from 400 to 100 sec. -... [Read more...]

replacement goggle for stereo tests [Read more...]

in cardboard [Read more...]

for training anaglyphic tests has red/green primary filters (Green: Transmission Y%= 3.6/Absorption 1.44 - Red: Transmission Y%= 11.09/Absorption 0.063888) - in cardboard with temples [Read more...]

soft, pliable material, no hinges or metal parts, elastic straps - with glass anaglyphic filters - medium size PD 56 - usable with TNO test [Read more...]

flat and soft goggle to be used during testing or therapy - easily convert BO to BI therapy with Tranagliyph slides [Read more...]

four pictures at 600/400/200" - the monocularly visible star helps attract and maintain the interest of small children - Lang-Stereotests®are the only tests for stereo vision that can be used in babies from about 6 months [Read more...]

is a new device for testing global near stereopsis - using the same principle as LANG-STEREOTESTS I and II, it comes with 6 magnetic test cards, each of them containing one 3D random dot stereo object - the range of disparity is between 1000'' and... [Read more...]

this test is designed to rapidly test for amblyopia, strabismus and other binocular acuity problems using stereopsis (depth perception) for test subjects ages preschool thru adult [Read more...]

this test is designed to rapidly test for amblyopia, strabismus and other binocular acuity problems using stereopsis (depth perception) for test subjects ages preschool thru adult - Buttefly 2000 /1100 /1000 /600" - graded circle test from 400"... [Read more...]