in all the world there are 140 million people living with visual disability all of them are using blind wand to facilitate their lives the problem that most of them feel embarrassed and find it hard to deal with it others choose to use dogs other problem her that dogs not allowed to enter to public places (restaurant for example ) so what if !! they can disused it !! what if they can use glasses absolutely i am not talking about normal glasses i'm talking about glasses with camera and earphone this glasses works like the alarm all he blind have to do is wore it and the camera will detect the objects and he wil hear a sound if there is an obstacle like car tree or any thing