ken nichols vivid vision intern High Resolution vr vision therapy high resolution Vision therapy tool vision care tool vision therapy device amblyopia strabismus vision treatment Vivid Vision Seevividly vision care device visagraph reading eye tracking visual system tuan tran tuan covd logo small james blaha blaha ceo portrait Tuan Tran OD optometrist conference featured doctor breaker screenshot blog background backgdrop manish gupta demo virtual reality vision therapy amblyopia treatment End of Year Special 2017 James Blaha vrvt diplopia apollo vr oculus rift hmd head mounted display Manish Gupta Virtual reality vision therapy Amblyopia treatment bundle computer leap motion xbox controller touchscreen ring runner space screen product product shot home vivid vision home Vivid Vision team gesture tracking alan decorte importance of eye exams cris miranda social media marketing cris manish cto Vivid Vision Optometry clinical optometry betsy yaros patient lilac chaser visual illusion pacman illusion png transparent ebbinghaus illusion titchener circles Cranial nerve Ocular Motor nerve diagram default podcasts VR exercise VR bike circle stereo sue fixing my gaze susan barry markdown reference github Ponzo illusion depth perception monocular cues VR vision therapy see vividly Sue Barry barry sue software hardware oculus rift vision therapy tool seevividly bubbles gameplay treatment plan vivid vision clinical preview hoopie game svvr Dr Alex Talaber cover test exotropia intermittent engadget press buzz media techcrunch vivid field media coverage ben backus science advisor results IRS Hardware vive vr vive headset htc vive vr htc vr htc vive announcements od advisor figure ground organization gestalt psychology illusion