•  Lang Stereo Test 2 Lang Stereo Test 2 Item # LTEST2
    Qty $113.95
     Lang Stereo Test 1 Lang Stereo Test 1 Item # LTEST1
    Qty $113.95
    Lang Stereo Test /images/nopicture_tn.jpg'}
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    Lang Stereo Test

    $113.95
    Product Number: LTEST


    Lang Stereo Test

    Test 1 has disparities of 550", 600", and 1200", with car, star, and cat.

    Test 2 has Moon 200", car 400", and elephant 600". Star is visible monocularly. Both test use random dots and cylinder gratings so no glasses are needed and eye movements are easily observed.