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

Recent content by AstroBird69

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    New Zeiss binos 8x40 SFL and 10x40 SFL

    Apparently Google can translate :)
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    New Opticron Aurora BGA VHD Binocular

    I noticed that too. I am very interested in what the answer is.
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    Celestron C90 vs the usual spotting scope

    1. The higher is magnification, the smaller is exit pupil and the dimmer is image. So for high magnification observing you need alot of light (sunshine) and scope with big aperture to catch more light. Aperture of this type maksutov telescope is 90mm minus about 10% of secondary mirror...
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    Celestron C90 vs the usual spotting scope

    Hello George! I´m no english language virtoso either :) Two and a half year ago I was in exactly the same position as you are today. I needed relatively low cost, good performing spotting scope mainly for birding and occasional observing of the moon and planets. After searching the internet...
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    Astronomic binoviewer fitted to TSN 883/884--possible or no?

    This binoviewer might work with Kowa TSN-883. Zero optical path and erect image. https://www.teleskop-express.de/shop/product_info.php/info/p10297_TS-Optics-Binoviewer-1-0-magnification-zero-optical-path-and-erect-image.html
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    Win Opticron Binoculars answer two questions!

    a) astroshop.eu b) prices are good, good selection, international shipping and easy returns.
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