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

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    Focussing: Just Do It!

    Hi Maljunolo, Hopefully the ray traces in the link below will help. Compare the one labeled "Conceptual representation of a telescope for visual observation" to the eyepiece projection ray traces below it. https://www.artsmitica.com/blog-1/2020/10/12/the-eyepiece-projection-method Remember...
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