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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. Neil G.

    Canon 60D and lenses/teleconverters

    Hi Mick, Personally,i would'nt use a teleconverter on either of the lenses you are considering.Using a converter on a zoom lens won't give you optimum quality,depending on your own view of optimum quality of course. You also loose lens speed as the f stop is affected which means that you may...
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