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

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  1. Hermann

    Chromatic Aberration, CA, what, why, how?

    One thing to bear in mind is that with a scope at higher magnifications it's not just the colour fringing that affects the view. It's also a loss of contrast across the whole field of view - the image looks a bit "mushy" for want of a better word. For instance, I once compared the old Leica...
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