Were you hoping that Canon would make black teleconverters, to match its new black 70-200mm f/2.8? Sorry,you're out of luck ...

Historically, teleconverters have been somewhat notorious for degrading image quality and all-round performance. It’s literally like holding a magnifying glass to the image circle produced by a lens, ...

Img Source - ebay Is your Rokinon teleconverter stuck? This issue is not uncommon and can arise for a variety of reasons. Whether you’re new to ...

(From company literature) Attach the Vivitar Series 1 7 element 2x teleconverter between any compatible camera and lens to immediately increase the focal length of any shot without losing any ...

(From company literature) The Nikon TC-20E II 2X Teleconverter is designed for AF-S and AF-I Nikkor lenses. It increases the original focal length by 100%, and reduces lens aperture by two f-stops.

Canon will not be making black versions of its RF teleconverters, despite launching a black version of its 70-200mm trinity lens. The Canon RF 70-200mm f/2.8L IS USM Z hybrid lens was announced ...