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

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  1. Farnboro John

    Back button focus

    Using back button focus means the only function of the shutter button is to take the picture. Takes a bit of practice but very much worth it. Back button focus enables you to compose a picture without having to half-press the shutter and then lose the focus on the subject as you move the focus...
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