Nikon TC-200  type_Black & White but you should be aware

but you should be aware that image quality is definitely marginal (as it is with nearly all fisheye adapters)

The Tamron SP 85mm f1

when it was succeeded by the OM-1 Mark II

This is close to as small as a usable tripod can practically be: about 16" (40cm) folded down

THere’s no effect on function- this won’t vignette- but it’s not perfect

Nikon TC-200 &nbsptype_Black & White but you should be awareThe Nikon TC 200 is a manual focus 2x teleconverter for Nikon F mount lenses. These have pretty good compatibility, mounting to many Nikon F lenses (though performance will vary). In excellent condition, with light finish wear, clean optics.