Nikon TC-14E II lens mount_Rollei QBM/SL All are brass with a

All are brass with a nice crinkle-finish black paint

Smooth focus and clean glass

The Vivitar 2X Macro Focusing Teleconverter MC is a 2x teleconverter with a neat trick: it's also a helicoid that allows closer focusing with any lens

shift and rise movements

The SMC Pentax 135mm f3

Nikon TC-14E II lens mount_Rollei QBM/SL All are brass with aThe Nikon TC 14E II is an autofocus teleconverter designed for select Nikon AF S telephoto lenses (here's Nikon's compatibility list). Provides a 1. 4x focal length boost, costs about a stop of light. One of Nikons most widely compatible teleconverters, this TC 14EII is in good cosmetic condition, with some paint wear; optics and function are excellent.