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

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  1. M

    Experience- Review of Canon EF 70-200mm f/4L IS USM

    I started with the EF 70-200 F/4L and true to warnings on the Internet, my first copy was de-centred. The replacement copy showed similar but acceptable errors, and I was generally pleased with the results. After a few years, I exchanged it for the IS version, and that was much better with no...
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