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

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    Astro Adapter for TSN-883, and Eyepieces?

    With the Kowa 88mm I would expect when younger to see 5 of Saturn's moons. Titan, Rhea, Iapetus at one elongation (It has a dark and light side so varies in brightness), Dione and Rhea. My friend saw these with a Royal 60mm scope. We were young then. However, now Saturn is south of the...
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    Astro Adapter for TSN-883, and Eyepieces?

    The best time to view planets are when they are highest in the sky. In the south from here, at least the Superior planets. This means that the only movement needed with a fixed tripod is horizontal. This will keep the planet more or less central. I think there are several manual fine drives...
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    Astro Adapter for TSN-883, and Eyepieces?

    The main factor is the Seeing or steadiness of the air and the transparency, clarity. The first is important for planets. I don't know how the Kowa 88mm cools, but astro refractors need about 20minutes. Newtonians 30 mins and Maksutovs up to an hour. Say 20C to 5C outside. If the temperature...
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    Astro Adapter for TSN-883, and Eyepieces?

    100x is very useful for, say, Jupiter or the moon. My old Acuter 80mm spotter gives good results at 96x with the optional 5mm eyepiece, narrow field. The 6x to 100x 100mm Yukon spotter is also good at 100x. Also the 127mm Maksutov at 100x although it will go much higher. For this type of...
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    Astro Adapter for TSN-883, and Eyepieces?

    An adapter for 2 inch barrel to 1.25 inch may give problems with getting to focus. Also a 3x Barlow has to be good quality to work well. Televue make good Barlows and similar up to 5x. (Powermates?). However, one can alter the power depending on the position in the light train, but this may...
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    Astro Adapter for TSN-883, and Eyepieces?

    Floaters are things within your eye that are sometimes vaguely out of focus. They move around usually. Usually comes with age or sometimes injury or just wear and tear. The advantage of a zoom eyepiece with widish field is that you find the object at low power and zoom up. With angled scopes...
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