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

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  1. O

    Pentax 6.5x21 and 8.5x21 differences

    Well, thank you all for the advice! I'm going for the 6.5x's. Thanks again.
  2. O

    Pentax 6.5x21 and 8.5x21 differences

    Or, better said: For what exactly do you use them, and, for that application, which image do you prefer? :)
  3. O

    Pentax 6.5x21 and 8.5x21 differences

    Hmmm... my main concerns are stability and image brightness. At 11 oz. I think I won't have such a steady image. I mean, the exit pupil in the 8.5x at closest focus is 2.1 mm and in the 6.5X, 2.6. I want that purchase to be the most possibly versatile. Yes, the tripod is a good idea, but, as I...
  4. O

    Pentax 6.5x21 and 8.5x21 differences

    OK... Well I guess the best option is the 6.5. I think I'm buying it, reading all the reviews and all the advice you all gave to me. Besides, the higher power model, as I understand, requires a mount for a steadier image, and I don't wanna carry a tripod. AND the image is brighter in the 6.5x...
  5. O

    Pentax 6.5x21 and 8.5x21 differences

    Thanks. Does the 8.5x have considerable more hand-shake than the 6.5x? Is that why the 6.5 is generally preferred?
  6. O

    Pentax 6.5x21 and 8.5x21 differences

    Which one lets you see more detail,say, in a caterpillar's body at closest focus, the 6 or the 8's? Thanks.
  7. O

    Pentax 6.5x21 and 8.5x21 differences

    Hi! Has sombody tried these two side by side? Is there any differnence in the detail seen with either, or not that much? What are the advantages of each one? Thanks! I'm forward to buying one B (:
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