From Thomas Alvarez:
Top selling diagnostic and therapeutic app for iPad, iPhone and iPod Touch!OKN Strips can be used to elicit Optokinetic Nystagmus (OKN) for evaluation of neurological, otological or opthalmological disorders, includes a Red Desaturation mode and now has an Amsler grid for additional eye testing.OKN Strips:Tap the screen to cycle through speeds of the moving strips. Tap and hold to make a toolbar appear that allows you to toggle the color of the strips between Red and Black. Pinch or Zoom with two fingers to change the width of the strips.Red Desaturation:Use the colored circle to perform a red desaturation test.Amsler Grid:Use the Amsler grid to perform eye tests. The buttons on the bottom change color combinations of the grid.Ranked 25 in Top 200 US iPad Medical Apps.Ranked 6 in Top 200 Japan iPad Medical Apps.Ranked 33 in Top 200 Thailand iPad Medical Apps.