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Celestron 11069 NexStar 8SE Computerised Schmidt-Cassegrain Telescope with Advanced GPS, Astroimaging and AutoAlign Features, Black/Orange

£94.995£189.99Clearance
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About this deal

But if you want to photograph dim things, you want a telescope with a fast focal ratio, since focal ratio affects exposure time.

Once you’ve got the box open and ready to go, let’s look at how easy the NexStar 8SE is to set up and get operational. This means that the fainter nebulae and galaxies will be tough to observe, especially if you’re observing the night sky from a light-polluted city. The NexStar 8SE's 8-inch primary mirror packs enough light-gathering ability to observe the best that the solar system has to offer: Saturn’s rings, the cloud bands on Jupiter, and geographic features on the surface of the Moon.The other issue is that the tracking control software drifts over time and makes a correction every 30 seconds or so.

Initial setup aligning finder scope with the telescope was fairly simple once tripod was adjusted to suitable height.Keep in mind that this telescope does not have tracking like the NexStar 8SE has, so you will have to manually follow objects by slowly pushing the telescope.

Catadioptrics, which are also known as compound telescopes, combine mirrors and lenses to provide a long focal length in a relatively short body. It is easy to use manually finding stars and planets and the go to mount is fab especially when you don’t really know what you are looking for. This is a great telescope package for beginners because it includes everything you need to start observing the night sky. An altitude-azimuth mount can move in the left-right and up-down directions, but can’t rotate in the z-axis. What’s more, the NexStar SE breaks down into several lightweight and compact pieces, making it easy to transport, even in small vehicles.Although I am old enough for Halley’s 1986 visit, I couldn’t see it at all from my location in the northern hemisphere. The Celestron NexStar 8SE computerized telescope is one of the best-selling telescope packages of all time. You need a minimum signal (observable image separate from background noise) to stack, so low exposure times may not have enough detail, even when stacked.

Celestron Solar Safe filter technology is GUARANTEED SAFE for direct solar observation and has been independently tested by SAI Global Assurance Services.One other piece of advice is to mount the telescope as far forward in its mounting housing as you can safely get it. They need to be taken at the same ISO and exposure time as the Lights and the camera should be at the same temperature as the Lights. The imaginary arrow coming off the top of your hand rotates with it and is now pointing to the right. Even if you’re unfamiliar with the night sky, you can easily align your telescope on any three bright objects.

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