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

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  1. Hermann

    Used ED82

    OK, that sounds better. Well, it's hard to say without looking at the scope. But maybe you expect too much? At 75x on the ED82 you need some very solid support, i.e. a rock solid tripod and head. And you need to make make sure you yourself don't "shake" too much if there's any wind at all. For...
  2. Hermann

    Used ED82

    It should be brighter at the same magnifications. Don't compare 13x (on the ED50) with 25x (on the ED82). You can get all sorts of funny effects if you do a comparison at different magnifications. Do a comparison at 25x on the ED82 and the ED50, i.e. you set the magnification of the zoom to...