blog covd seminar High Resolution logo header watercolor illusion chromaticity luminance color contrast james blaha vivid vision seevividly vision therapy high resolution vr vision therapy tool vision care tool vision therapy device amblyopia strabismus vision treatment vision care dev customer success customer support jordan jordan braunstein markdown reference github rift vr rift headset facebook vr headset facebook rift rift ring runner space screenshot screen blaha ceo portrait aoa optometrys meeting Vision therapy tool Vivid Vision Seevividly vision care device amina stanbridge amina stanbridge hope clinic hope vision clinic vision therapist bellevue washington mary vanhoy eyes 4 wellness eye banner default alan purdy unity programmer dan fortenbacher wow vision od optometrist michigan grand rapids st joseph deepstreamvr howard rose dan fortenbacher fcovd MC Escher Waterfall depth proximity illusion Ponzo illusion parallel lines depth perception monocular cues treatment plan home vivid vision clinical Sue Barry susan barry barry sue stereo sue tuan tran virtual reality vision therapy clinical product shot optometry manish gupta demo bundle computer leap motion xbox controller touchscreen success story testimonial engadget press buzz media vive vr vive headset htc vive vr htc vr htc vive importance of eye exams Hardware cto Vivid Vision Small Circle Logo Transparent background backgdrop daydream vr daydream headset google vr google daydream announcements SRC Melbourne See Vividly VR Vision therapy circle cris miranda social media marketing cris faq colorful vision pc box art featured doctor advisor box software time blog header Simultaneous Contrast Illusion monochrome gradated horizontal bar system zoom shumaker girl virtual reality Vivid Vision Optometry conference northwestern congress breaker small the verge podcasts nathan bonilla warford nathan bonillawarford birght eyes vision care bright eyes rising star optometry techcrunch James Blaha oculus hmd head mounted display promotions svvr