Carl Zeiss Jena Flektogon 65mm f2.8 for Pentacon Six fish eye because this is the only

because this is the only viewfinder available

The Vivitar MC 2X-3 Teleconverter doubles the focal length of any lens that can attach to it

a modern classic portrait lens for a modern classic camera (which

The Nikon Zoom 300 AF is a pocketable 35mm point & shoot camera with a 35-70mm lens and the usual flash modes- plus a "panorama" setting which

The Pentax 6x7 is a big camera

Carl Zeiss Jena Flektogon 65mm f2.8 for Pentacon Six fish eye because this is the onlyCarl Zeiss Jena Flektogon 65mm f2. 8 for the Pentacon Six medium format camera. Somewhat stiff focusing, slight internal haze, light coating marks, dent in filter ring. Good diaphragm.