manish gupta cto portrait vivid vision logo png transparent High Resolution software box blog covd cris miranda high resolution James Blaha Vivid Vision Seevividly vision therapy vrvt diplopia apollo vr seevividly demo gesture tracking success story testimonial Convergence Insufficiency dan fortenbacher wow vision od optometrist michigan grand rapids st joseph 20 percent off discount badge knowledge base launcher breaker Hering illusion geometrical optical Ewald Hering watercolor illusion chromaticity luminance color contrast End of Year Special 2017 eye banner default newsletters Ponzo illusion depth perception monocular cues Impossible object blivet widget illusion devils fork Manish Gupta Virtual reality vision therapy Amblyopia treatment retina diagram visual system Testimonial cnbc press buzz media tuan tuan tran dr tran Checker shadows Edward Adelson shadows colorful vision VividVision spotlights clinic spotlights Vivid Vision Optometry game bubbles screenshot ring runner space screen Vision academy sf techcrunch product product shot home vivid vision home figure ground organization gestalt psychology instructions clinical vivid vision clinical oculus rift hmd head mounted display Oculus Rift Orange Blue Light alan purdy unity programmer betsy yaros patient manish pc box art Hardware lazy eye visagraph results strabismus reading events bundle system chart snellen acuity visual acuity stereo depth 3d optical illusion vive vr vive headset htc vive vr htc vr htc vive advisor the verge james blaha svvr Michigan State special Olympics Happy Holidays research SRC Melbourne See Vividly VR Vision therapy oxavi cms promotions optometry amblyopia Tuan Tran OD conference arvind gupta sosventures customer success customer support jordan jordan braunstein susan barry vr Vision therapy tool vision care tool vision therapy device vision treatment vision care device media coverage virtual reality Sue Barry barry sue stereo sue ken nichols intern