Nikon 85mm f1.8G AF-S Nikkor panorama The B50 side attaches to

The B50 side attaches to the outer bayonet of the lens

and the back is spacing correctly- and it has good light seals

but there's no effect on function

The Pentax Espio 140V is a compact point-and-shoot camera with autoexposure

so that’s something

Nikon 85mm f1.8G AF-S Nikkor panorama The B50 side attaches toThe Nikon 85mm f 1. 8G AF S Nikkor is a fast short telephoto lens, ideal for portraits (but don't let that stop you from using it for whatever). This modern G type AF S lens will mount and focus on any Nikon DSLR, as well as some film SLRs (like the F100 and F5). In excellent condition, with only very minor cosmetic wear, clean glass and excellent function. Includes lens hood.