Kiel Johnson likes to make models of classic cameras from thick cardboard, but what's really cool is that his cameras actually work.

From a Rollei twin-lens reflex to a multi-lens movie camera, Johnson seems to cover the gamut of vintage cameras. He's even made a cardboard Polaroid SX-70, although I'm not sure where he gets film for that sucker.

Check out the gallery and a video after the jump.

MyModernMet, via Geeky Gadgets