Invisible Ink with AxiDraw

Joanie LeMercier has been working on a project using invisible ink and different lighting schemes with the AxiDraw. He has posted a bunch of clips and pictures in his twitter stream with the heading “Invisible drawing.” pic.twitter.com/9xWEATkRic — ᴊᴏᴀɴɪᴇ ʟᴇᴍᴇʀᴄɪᴇʀ (@JoanieLemercier) September 14, 2018 Head over to the thread where...