product product shot vivid vision home vivid vision home doctor locator clinic optometry High Resolution rift vr rift headset facebook vr headset facebook rift rift james blaha blaha ceo portrait diplopia seevividly logo circle od tuan tuan tran dr tran optometrist MC Escher Waterfall depth proximity illusion Simultaneous Contrast Illusion monochrome gradated horizontal bar default events Checker shadows Edward Adelson shadows Illusory Motion fixation jitter visual cortex rotsnake vivid background field clinical vision therapy Hardware importance of eye exams vr transformation oculus hmd head mounted display markdown reference github john drake john games game design backgdrop the verge press buzz media high resolution paul harris covd oep vr Vision therapy tool vision care tool vision therapy device amblyopia strabismus vision treatment Vivid Vision Seevividly vision care device demo manish gupta gesture tracking Cranial nerve Ocular Motor nerve diagram techcrunch cris miranda small vision therapy tool software bundle hardware leap motion xbox controller oculus rift touchscreen zach fuchs ucsf study virtual reality vision therapy base in base out vergence accommodation daydream vr daydream headset google vr google daydream ben backus science advisor conference northwestern congress SRC Melbourne See Vividly VR Vision therapy Impossible object blivet widget devils fork advisor dr paul harris logos news sunao miyoshi sales APR James Blaha vrvt apollo vr dan fortenbacher dan fortenbacher fcovd wow vision michigan sco professor podcasts breaker screenshot knowledge base add a user launcher ebbinghaus illusion titchener circles vive vr vive headset htc vive vr htc vr htc vive VR vision therapy see vividly vivid vision clinical test vision intermittent exotropia cover test social media marketing cris svvr Michigan State special Olympics gizmodo Vivid Vision team visagraph reading eye tracking cto all in one pico goblin box art data page stats promo eye colorful media coverage box vivid vision home version featured doctor ring runner grand rapids st joseph header Ponzo illusion parallel lines depth perception monocular cues watercolor illusion chromaticity luminance color contrast