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

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  1. postcardcv

    Canon or Sigma lens ?

    Well I may have been talking nonsense as I've not used a tc with a macro lens in ages so may well be mixing the lenses. I'll get the lens and tcs out in a bit and try it.
  2. postcardcv

    Canon or Sigma lens ?

    I have owned four Sigma macros (50, 105, 150 & 180) and both the non IS and IS Canons and all are capable of producing very good results. When I upgraded to the 100 IS I planned to keep my Sigma 180 to use alongside it. However it soon became clear that I was taking the Canon everytime as it...
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