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

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  1. hollis_f

    advice on an beginner’s SLR for Bird photography.

    One thing that really worries me about in-camera IS is the autofocus mechanism. With an IS lens the image that falls onto the AF sensors should be quite stable. With in-body IS it's going to be jittery. Now I'm not at all sure this would make any difference at all to the operation of the AF -...
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