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

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  1. ColonelBlimp

    Opticron HR80 GA or Opticron ES80 SD

    I think the HR80 GA Chiffchaffer refers to is not the latest HR model, but the non-flourite version of the last model, which came in ED/non-ED versions. The one I mean can be seen on the "Telescope Archive" section of http://www.opticron.co.uk
  2. ColonelBlimp

    Opticron HR80 GA or Opticron ES80 SD

    It doesn't-the ES 80SD Chiffchaffer refers to is the "standard" version (SD) with non-flourite glass, which is considerably less expensive than the ED version, the ES 80ED. Incidentally Chiffchaffer, if your grandad wants to splash out a bit more then the ES80 ED, though more expensive, is...
  3. ColonelBlimp

    Opticron HR80 GA or Opticron ES80 SD

    I don't think there would be much difference optically, but if I was a straight choice I would go with the ES80SD simply because it is newer and sleeker, and I have heard good things about it. It might be worth looking second-hand on eBay or the Want to Buy section of the forums, as you might...
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