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

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  1. J

    Looking for spotting scope advice

    Hi, if you can test the used ATX before the sale, I'd have a look. Make sure that it has a nice and sharp image at 60x with an easy to find best focus. You need a cool day for that in order to avoid heat haze aka bad seeing. Or make an artificial star and do a star test... you want equivalent...
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