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

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  1. K

    New kid on the block ... Theron Questa

    Frank, I really can't see a difference between those eyecups and the Prime cups. What am I missing? Diameter maybe? The Prime cup appears a little more tapered starting around 45mm and maxing out at 47mm or so. If you get a chance, did they manage to lighten it up? My 8x42 Prime weighs in at...
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