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

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    Curio 7x21 vs. CL 8x25 pocket

    The light transmission is primarily a function of the surface area of the objective lenses. A 25mm provides an area gain of 56% over a 20mm objective. I don't consider any bino with objectives smaller than 25mm. Actual size when folded varies with the different bridge and hinge design and I...
  2. E

    Curio 7x21 vs. CL 8x25 pocket

    I first bought the 8x25 Cl binos and then ended up giving them to my wife and bought a pair of the 10x25 Cl binos. They are compact enough that even in their carry case they fit neatly in a water bottle pocket or a jacket. I leave them hanging off my neck and it is easy to forget they are there...
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