Lightnings taking a ride

by ceinmart

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Optical devices used between camera and lens to magnify middle part of projected image, effectively turning the lens into a longer (but slower) one.

learn more… | top users | synonyms (1)

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Why won't my Quantaray teleconverter, which fits my EOS3, mount on my Canon 60D?

I have a Quantary teleconverter that I can use on my Canon EOS3 film camera but it will not attach to my 60D body but it attaches to all my other Canon Lenses. I don't want to force it. It seems like ...
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What adapter lens would fit my Nikon D5100 55-300mm lens?

I have a Nikon D5100 and want to find a telephoto adapter that go with my 55-300mm lens, which has a 58mm filter thread. Most I see are 52mm — why is that? What should I be looking for to FIT my ...
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WIll an Olympus TCON-17X teleconverter work on a Fujifilm X100 series camera?

IFAIK the X100 has a 49mm thread via a AR-X100 and the Olympus TCON-17X has a 55mm so the connection should be no problem but has anyone tried it? Thank you. Edit: Added AR-X100.
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Does the autofocus work with Tamron 70-200 DI VC USD and Tamron 2x teleconverter?

I'm using a Nikon D800 with a Tamron 70-200 DI VC USD lens. For a upcoming trip I want to know whether it is possible to use the said combination with a 2x teleconverter. On several websites I read ...