<http://schema.org/caption>
"The NanoLight LED\u2019s are directly attached to a printed circuit board that is folded to resemble the stereotypical light bulb shape (Image: NanoLight) "^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/nanolight-worlds-most-efficient-light-bulb/25674/>