Vision impairment means that a person's eyesight cannot be recovered to a "normal" level.  Vision impairment may be caused by a loss of visual acuity; it may also be caus...
Hollyvision handheld video magnifier is probably the slimmest and lightest of its kinds in the market...
Vinvision Technology was founded in 2008, since its foundation, it was committed to develop and provide leading-edge assistive technology devices for the blind and visually impaired so a...