Transparency paper or film is a type of thin plastic sheet. Photocopy or print on this paper to produce clear sheets for presentation booklets or transparencies for use on an overhead projector.

The E Ink display is great in that it comes across as a digital incarnation of print on paper. That way, it has several qualities of the latter, which include having the same feel like real paper.

A type of paper that has the thermal properties of glass but is flexible, foldable and optically transparent has been fabricated by scientists in Japan (Adv. Mater. 21, 1595–1598; 2009). The key to ...