Just like with any 2x teleconverter, the focal length of the attached lens is doubled, with a consequent aperture reduction of two f/stops. As such, a 70-200mm f/2.8 zoom effectively becomes roughly a ...

It's a big day for Olympus, having announced no less than five new products going on sale soon. But that isn't all that it has. It even has word on things that are yet to come. Capitalizing on the ...

Olympus has released the M.Zuiko Digital 2x Teleconverter MC-20, doubling the focal length of the 300mm f/4 IS PRO lens, plus the 40-150mm f/2.8 PRO lens. The teleconverter will be available from ...

Fujifilm’s X-series has along been one of the more popular mirrorless camera brands, and with styling that mimics old film SLRs and a stellar lineup of XF lenses, it’s not hard to see the appeal.

Add Yahoo as a preferred source to see more of our stories on Google. Best teleconverter. Noboru Sonehara at the Japanese Kakaku.com Magazine has been putting Nikon's NIKKOR Z 100-400mm f/4.5-5.6 VR S ...

Teleconverters provide an affordable way to increase the focal length of a lens – but should you buy one? Teleconverters have been around for a long time and continue to be available because they’re ...

Olympus knows you probably want to get closer with your zoom, and the new M.Zuiko Digital 2x Teleconverter MC-20 promises double the focal length of your existing lens for when its current ...

A leaker has claimed that Apple is testing an add-on lens for its iPhones. But why hasn't Samsung adopted this just yet?

Nikon have unveiled two new teleconverters, the traditional 1.4x and 2x variants, for their NIKKOR Z range of full-frame mirrorless camera lenses. The first lens to be compatible with these ...

Photo Review Tech Editor Margaret Brown looks into the benefits and consequences of using focal length extenders. Teleconverters are popular with birders because they provide an affordable ““ and ...

Nikon have unveiled two new teleconverters, the traditional 1.4x and 2x variants, for their NIKKOR Z range of full-frame mirrorless camera lenses. The first lens to be compatible with these ...