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

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  1. BruceH

    New kid on the block ... Theron Questa

    Mivenho .... I have also been wondering how the Questa compares to other models around the same price. Two that come to mind are the Zen-Ray ED3 and the Vanguard Endeavor ED II. One big difference is the Zen-Ray ED3 does not use lens flatteners. I am not sure what was concluded on the new...
  2. BruceH

    New kid on the block ... Theron Questa

    Thanks Frank for posting about this new Theron. I noticed from your photos Theron went with the diopter adjustment on the right barrel rather than combined with the center focus as was on the second gen Leupold. That makes me think the Leupold diopter "upgrade" was more trouble than it was worth.
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