Illusory Motion fixation jitter visual cortex illusion rotsnake default events High Resolution research poster ARVO 2019 Cindy Ho vr vision therapy high resolution Vision therapy tool vision care tool vision therapy device amblyopia strabismus vision treatment Vivid Vision Seevividly vision care device arvind gupta advisor portrait sosventures deepstreamvr howard rose home vivid vision clinical instructions VR exercise VR bike james blaha diplopia vr transformation IRS manish gupta cto blog SRC Melbourne See Vividly VR Vision therapy conference northwestern congress Tuan Tran Virtual reality vision therapy Checker shadows Edward Adelson shadows vivid vision home product shot product vivid vision covd demo gesture tracking oxavi cms logo zach fuchs ucsf study virtual reality vision therapy Ambiguity of Direction depth perception vivid field promo visual system success story testimonial Convergence Insufficiency Sue Barry susan barry barry sue stereo sue all in one pico goblin box art seevividly dan fortenbacher wow vision od optometrist michigan grand rapids st joseph seminar patient success story andrea eye banner research vivid vision home version treatment plan ken nichols intern importance of eye exams nathan bonilla warford nathan bonillawarford birght eyes vision care bright eyes Hardware ring runner space screenshot screen Vivid Vision Circle Logo Transparent bundle VR vision therapy see vividly paul harris visagraph reading eye tracking bubbles leap motion gameplay small header ebbinghaus illusion titchener circles dr paul harris rift vr rift headset facebook vr headset facebook rift rift svvr pc James Blaha vrvt apollo vr test vision intermittent exotropia cover test tuan tran products low vision lighthouse happy holidays customer success customer support jordan jordan braunstein software box circle Susan Barry Stereo Sue lazy eye convergence insufficiency treatment vision test fly stereo stereo acuity randot clinical alan decorte Vision academy sf markdown reference github vive image