Common questions

Which eyepiece is best for viewing planets?

Which eyepiece is best for viewing planets?

The focal length of the telescope is 900mm, so to achieve the maximum useful magnification, then a 4.5mm eyepiece would be ideal. One of the best parts about planetary viewing or imaging is that since the objects are so bright, you can do it just about anywhere regardless of light pollution.

What is good eye relief for a telescope?

This is frequently called a “scope bite”, or the “idiot cut”, due to the obvious and long-lasting nature of such a mistake. Typical eye relief distances for telescopic sights are often between one and four inches (25 to 100 mm), as opposed to the much shorter 15 to 17 mm for typical binoculars.

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Which eyepiece is best for viewing stars?

Plössl eyepieces are excellent for general use although their eye relief will diminish as the eyepiece’s focal length reduces. This design is most suitable for observing nebulae and star clusters. A 15mm and 25mm Plössl eyepiece would be good additions to your current line-up.

What is a 40mm eyepiece used for?

The 40mm Omni Plossl is a low power eyepiece producing the same true field of view as its 32mm cousin. This is a useful eyepiece in telescopes with a focal ratio higher than f/10. Owners of telescopes with focal ratios of f/10 or lower would be better served by a 32mm Plossl.

How good are zoom eyepieces?

They tend to occupy the middle ground of focal length/magnification, so you may still need a very high and low magnification eyepieces (short and long focal length, respectively), but a zoom could handle everything in between for you. On the face of it, they are a fantastic tool, but nothing is perfect.

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What is ACOG eye relief?

The 3.5×35 ACOG has good eye relief at 2.4″, and a fairly generous field of view – 29 feet at 100 yards. This is a great all-around scope because it really balances field of view, magnification, and eye relief.

Which eyepiece is best for viewing the moon?

For a medium power eyepiece (approximately 150X) a 13mm or 14mm eyepiece would do. For a low power eyepiece (about 75X), which are great for finding and centering or observing very large and close objects like the Moon or Sun, an eyepiece between 25mm and 30mm would work well.

Are Skywatcher eyepieces any good?

Viewing through this eyepiece was a wonderful experience and it certainly produced the ‘wow factor’ on a number of viewed objects at 65X. Objects snapped into focus without the need for searching. The view was flat and crisp with good contrast and ample eye relief. I noted the edge of the view was black and sharp.

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What magnification do you need to see Saturn rings?

25x
The rings of Saturn should be visible in even the smallest telescope at 25x [magnified by 25 times]. A good 3-inch scope at 50x [magnified by 50 times] can show them as a separate structure detached on all sides from the ball of the planet.

Are GSO eyepieces any good?

It IS a good cheap eyepiece. I use it on my Meade ETX 80 and it works really well. Blackened lens edges, good optics for the money.