Asahi Pentax K extension tube set wet plate or use it as a

or use it as a low-profile ball head on its own

The Nikon TC-14EII is an autofocus teleconverter designed for select Nikon AF-S telephoto lenses (here's Nikon's compatibility list)

optics have light dust and some edge-paint bubbling

portable copy stand designed to mount to lenses with a 49mm front thread

Asahi Pentax K extension tube set wet plate or use it as aThis Asahi Pentax K extension tube set includes three tubes (9. 5mm, 19mm, and 28. 5mm) designed to increase magnification for close up work. These are manual tubes there's no aperture automation or electronic communication so you'll need a lens that has its own aperture ring. Lens is sold separately (this is just tubes)