The idea occurred to me several years ago, but I passed up on it, since it seemed like it would be difficult to make it with lenses that weren’t circular, and those aren’t really in style (or are even that effective, given the shape of the human face).
The idea occurred to me several years ago, but I passed up on it, since it seemed like it would be difficult to make it with lenses that weren’t circular, and those aren’t really in style (or are even that effective, given the shape of the human face).