sorting out banknote, identifying colours,checking whether lights are turned on or off. And even choosing products from the local convenience store are activities that most people can do automatically, without thinking. But these tasks can be a major challenge for blind people. To turn their darkness to be a little brighter and more colourful, four computer engineering student from king mongkut's university of teachnology thonburi have created a smart gadget called the visionear for them