John, There is a book titled 'Vermeer's Camera' wherein the author Philip Steadman has offered (via diagrams.. and, having had built the 'sets' with the UK's BBC research staff for a television program, provided a rather strong argument that Vermeer actually used a camera obscura as a basis for a large number his paintings. It is a good read, well written. Ken On 2013-08-06, at 3:56 AM, John Palcewski <palcewski@xxxxxxxxx> wrote: > "The painter Johannes Vermeer is known for his incredible treatment of > light and the near-photorealism of his 17th-century scenes. How did he > do it without the use of a camera, which was invented some 150 years > later?" > > My vote goes to the camera obscura, which of course predated photography > > Rest of the disappointingly short and information-free article here: > > http://bit.ly/13VnxAL >