blog High Resolution chart snellen acuity visual acuity Vivid Vision Circle Logo Transparent Kelin Kushin Director of Business Development vivid vision bundle support team blog post customer support virtual reality vivid vision home vision therapy Hering illusion geometrical optical Ewald Hering clinical update success story testimonial lazy eye amblyopia strabismus stevenson jones opticians logo small patching headaches Vivid Vision team viethmuller horopter vision brain eyes binocular vision childrens vision pediatric vision vision test vision screening vision and learning high resolution default vision therapy patient vr Vision therapy tool vision care tool vision therapy device vision treatment Hardware background backgdrop wired the verge time time magazine the huffington post tech crunch fast company cnbc markdown reference github diplopia products low vision lighthouse optical illusion eye patch medical eye patch red green glasses suppression optometry sunao miyoshi sales portrait APR conference northwestern congress binocular vision disorder eye patching worth 4 dot worth four dot w4lt eye examination visual skills reading visual tracking convergence insufficiency eyeglasses manish manish gupta cto betsy yaros patient visagraph results Vivid Vision Optometry Vivid Vision Seevividly vision care device sports vision athletics visual performance eye exercise Ben Backus Chief Science Officer gift reading problem phone trouble reading Cranial nerve Ocular Motor nerve diagram vergence disorders exotropia divergence excess strabismic refractive esotropia refractive amblyopia car sickness eyestrain faq Skip Rift Setup research barnyard bounce concept art mama chicken product product shot home James Blaha vrvt apollo vr optometrist dr nate knowledge base launcher Monica Fehrs VRVT Technical Specialist tuan tran tuan covd software hardware leap motion xbox controller oculus rift touchscreen gear vr samsung headset samsung vr samsung gear vr samsung gear computer eye muscles strabismus surgery eye anatomy eye wiki squint End of Year Special 2017 titmus fly test stereopsis test suppression test vectograph 3d vision screenshot OEP OEPF Optometric Extension Program Foundation Vision Therapy organization aoa optometrys meeting Impossible object blivet widget illusion devils fork Ponzo illusion parallel lines depth perception monocular cues mary vanhoy eyes 4 wellness data page animation stats susan barry header