Sigma Tele Converter 1.4x TC-1401 for Nikon AF brand_ROR with beautifully finished metal and

with beautifully finished metal and a distinctive carbon weave

There's plenty of room inside for a pro DSLR or mirrorless camera

The Canon Macro Auto Ring is a useful macro accessory which provides automatic stop-down features to FD lenses mounted on non-automatic bellows

The included Zenit-made 90mm f8 Belairgon lens is the rare

and though it has a manual/autodiaphragm switch

Sigma Tele Converter 1.4x TC-1401 for Nikon AF brand_ROR with beautifully finished metal andThe Sigma Tele Converter 1. 4x TC 1401 for Nikon F is a 1. 4x teleconverter for select Sigma lenses on Nikon F mount cameras. In excellent condition, with clean glass and only light cosmetic wear. Includes softcase. Lens compatibility list (from Sigma's website, . PDF)