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

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  1. J

    Spotting scope with high magnification.?

    Sure, but the tricky part is finding a good example... When you get one with bad astigmatism it is often helpful to take it apart and carefully reassemble without tightening the main mirror holding screws fully. If one does that, the mirror will be "pinched" and astigmatism is the result. A...
  2. J

    Spotting scope with high magnification.?

    Hi, if you meant me - I do have a Skywatcher ED 120/900 with an FPL53 doublet - but the same Synta objectives are available from quite a few other brands - namely Celestron. Joachim
  3. J

    Spotting scope with high magnification.?

    Hi, I'm afraid, the following describes the problem... small, high magnification and bright image - choose any two... An ED 120 would work just fine... but it is neither small nor light... some Mak or Schmidt-Cassegrain around 120mm aperture might be an option... but be prepared to test your...
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