€245,00 excl. VAT
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The Stereotest Butterfly (from Stereo Optical) tests and evaluates random dot stereo depth perception for both gross stereopsis (2500 to 1200 seconds of arc) and fine depth perception. The figures present on the test cannot be identified without viewing glasses.
We have this test availble from stock, worldwide shipping.
Laminated combination HRR/Amsler book for testing of acquired color vision defects is now easier than ever with two of the key tests combined in one book. The HRR 4th edition is combined with a book of Amsler Charts, including diagonals, red lines, and subdivided squares.
We have this test available from stock.
