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

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  1. L

    Sigma 150-500 APO DG OS - Image Quality

    I am very pleased with the Sigma 150-500. I use with 60D and 7D and get nice sharp shots hand held with the IS. You get what you pay for, and I'm sure the more expensive fixed Canon and Sigma lenses give better results. They better do, or you wouldn't part with your £8k compared to £700 for...
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