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

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  1. D

    Possible alternative to barlows/teleconverters

    Paul, sorry for being awkward, but I just want to thank you for your patience and willingness to share your innovations. You make this forum great.
  2. D

    Possible alternative to barlows/teleconverters

    Wow, Paul, I stunned at how much difference the flocking/baffles make!
  3. D

    Possible alternative to barlows/teleconverters

    Don't these macro focusing teleconverters try to rotate your camera/scope when you extend them? The only helicoid focusing tubes I have ever played with did.
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