Clipboard Holder

As a Tattoo Artist i often have sketches or Reference Photos beside the Tattoo, so mostly i taped it to my lamp or on the Customer :D , but that sucks. So i got an Idea, i have an old Cliplamp (similar like this https://www.amazon.de/Brilliant-Klammerleuchte-geeignet-Reflektorlampen-24705T06/dp/B002MXKOLI/ref=sr_1_16?s=lighting&ie=UTF8&qid=1509277832&sr=1-16&keywords=klemmleuchte) and i don't use it anymore, so i unscrewed the lamp and remove the cabel. Than i designed this Thing, now i can clip