This is a brillant idea to use the sun to power up devices. It is non other than your sunglasses.
This sunglasses concept device is the work of Hyun-Joong Kim & Kwang-Seok Jeong. They envision using nano technology to coat the sunglasses with low cost dye solar cells and coined the term “Self Energy Converting Sunglasses” or in short “SIG”.
With the advance in technology, I believe this will be the common solution for all home and devices. Here is another picture of the sunglasses.
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