It’s hard to talk about how a production was shot, especially a big, expensive production, without talking about clever things that were done with lenses. There are an almost endless number of options ...

Traditional projectors -- like those used to project a film or classroom lecture notes -- pass a beam of light through a tiny image, using lenses to map each point of the small picture to ...

For centuries, lenses have worked the same way: curved glass or plastic bending light to bring images into focus. But traditional lenses have a major drawback—the more powerful they need to be, the ...