Canon EF 500mm f/4L IS USM 4x5 The Calypso is very small

The Calypso is very small and handles easily

In very good condition overall

so it'll work just fine on any manual focus K mount camera

plus recommendations for colour compensation filters

A standard 50mm f1

Canon EF 500mm f/4L IS USM 4x5 The Calypso is very smallThis Canon EF 500mm f4L IS USM lens is pretty huge, but it's a heck of a supertelephoto: fast focusing, an effective stabilizer, and truly professional quality image quality at all apertures. You probably don't want to tuck this into your camera bag just in case it weighs 4. 5kg all on its own, without the case but if you've got a good reason to be hauling around a 500mm f4 lens, this one will definitely do the job. In excellent condition, with light