Phoenix 500mm f8 for Pentax K brand_Dynalite Check your camera's manual or

Check your camera's manual or Nikon's compatibility chart to determine whether this lens will work with your camera

For stereophotography use

in the case of the shortest extension

Canon EF 85mm f1

Phoenix 500mm f8 for Pentax K brand_Dynalite Check your camera's manual orYour typical "long tube with a couple of elements in it" telephoto, this simple lens actually does a pretty decent job, if you don't mind the length (it's about 32cm long.) This lens is fully manual, including aperture stop down; the upside is that while it's provided with a Pentax K mount, it's actually an interchangeable T mount lens, so if you want to move it to another camera system, it's just a simple matter of switching out the mount adapter. In