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

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  1. C

    Any customer review of new tsn-99?

    For birding purposes, I cannot decide between the Swarovski 115mm and the Kowa TSN-99. There are not many reviews out there with a head on comparison specifically for birding. I do like the modularity of the Swaro system, but I've heard the color through the Kowa is unmatched. Digiscoping...
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