success story testimonial vision therapy convergence insufficiency high resolution vision therapy patient strabismus amblyopia vr Vision therapy tool vision care tool vision therapy device vision treatment certified provider vivid vision provider vision therapy doctor paul harris covd oep Vivid Vision Seevividly vision care device vision therapy tool vivid vision seevividly bundle computer leap motion xbox controller touchscreen High Resolution research tuan tran virtual reality vision therapy vision care d time logo press buzz media visagraph results reading Ponzo illusion depth perception monocular cues wired manish manish gupta cto john drake john games game design 20 percent off discount badge Hering illusion geometrical optical Ewald Hering test vision intermittent exotropia cover test media coverage default circle End of Year Special 2017 vivid vision home version Vision therapy student western university college of optometry Manish Gupta Virtual reality vision therapy Amblyopia treatment Vivid Vision Optometry nvidia instructions portrait od advisor importance of eye exams featured doctor Impossible object blivet widget illusion devils fork MC Escher Waterfall depth proximity blog header eric medine head shot team home vivid vision clinical james blaha svvr knowledge base launcher breaker Hardware Susan Barry Stereo Sue product product shot vivid vision home Oculus Rift Orange Blue Light vision care dev Sue Barry susan barry barry sue stereo sue conference northwestern congress vivid field barnyard bounce concept art mama chicken Vivid Fusion dashboard interface optometric techcrunch markdown reference github blog fast company Vivid Vision Clinical Virtual Reality Vision therapy treatment plan bubbles screenshot gameplay header Skip Rift Setup Happy Holidays mary vanhoy eyes 4 wellness seminar all in one pico goblin box art lazy eye the verge time magazine the huffington post tech crunch cnbc color colors color scheme diplopia nathan bonilla warford nathan bonillawarford birght eyes vision care bright eyes optometrist dr paul harris game sunao miyoshi sales APR James Blaha reading problem phone trouble reading small watercolor illusion chromaticity luminance color contrast