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Posted 20 hours ago

Celestron 21041 PowerSeeker 60AZ Telescope

£9.9£99Clearance
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It is somewhat unfortunate that the tabsface the focuser. If they faced the other direction I would probably attempt pushing the baffle toward the focuser. It could actually be moved toa more useful position that way, and paired with a much wider opening baffle on the other end nearer the objective. Having said that, an argument can be made for having a pair of nice, image stabilized binoculars at hand. Getting both eyes involved always helps. If I remember correctly, the scope was 700mm focal length and the eyepieces were Kellners. I’ll have to ask my sister what happened to the scope. The tiny 60mm opened up a whole new universe for me. I later passed it on to my sister and her daughter where it was partly responsible for kindling the kid’s interest in science. The PowerSeeker 60 is a refractor telescope perfect for terrestrial and celestial viewing on the go. The PowerSeeker can view the planets, moon, star clusters and brighter deep sky objects like the Orion Nebula and Andromeda Galaxy at night. The erect image star diagonal makes the optical tube ideal for using as a spotting scope during the day.

Celestron - Telescopes, Telescope Accessories, Outdoor and Celestron - Telescopes, Telescope Accessories, Outdoor and

The biggest reason the 6mm Brandon was dimmer is because it the exit pupil is smaller. There are a couple ways you can calculate exit pupil. The easiest is to divide the focal length of the eyepiece by the focal ratio of the telescope. With an f/10 scope that is obviously super-easy:I enjoy just seeing what level of performance I can squeeze out of just 60mm - take this post on another forum as an example.

tube quality of the Celestron 60mm f/15? - Refractors Optical tube quality of the Celestron 60mm f/15? - Refractors

From your first telescope to precision, observatory-grade instruments, we have the perfect telescope to suit your experience level and budget. Find out why Celestron is the world's #1 telescope brand. Accessories include: two eyepieces (20mm and 4mm), erect image star diagonal, finderscope, and a Barlow Lens. I don't know what the current 60mm F15 are like, but I have a Vixen Custom 60L from the 1990's that performs wonderfully.I did the same observation of Marswith the 80, using 100x (4mm setting on 3-6 Nagler) and red #23 to see a somewhat lower contrast outline of the dark regions as well as the brightening to the south, probably Hellas although I had some impression of what should have been the pole. This 80 seems to beconsiderably sharper than my original ST80. The 60 provided a little more detail overall.

Travel Scope 60 | Celestron

The behavior of the pattern on either side of focusis not that of simple coma or astigmatism. If they are present, they are masked by the chromatism.

Soon to go on my DIY bino chair and hopefully will get even more use being it will be easy to get it aimed at zenith. Finally had a few minutes last night to try out both the DeLite and the Brandon on Jupiter and Saturn in the FS60Q with 1.25" Tak diagonal. Seeing was about 1.5 per Good to Stargaze. The Travel Scope 60 is a refractor telescope perfect for terrestrial and celestial viewing on the go. By night, you can use your Travel Scope to view the planets, Moon, star clusters, and brighter deep sky objects like the Orion Nebula and Andromeda Galaxy. During the day, attach the included erect image diagonal and the optical tube is ideal for using as a spotting scope to view landscapes, wildlife, and more.

PowerSeeker 60EQ Telescope | Celestron PowerSeeker 60EQ Telescope | Celestron

TeleVue TV60 f/6 ED doublet: fantastic and compact scope, looked through a stunning sample, has a bit more CA than the slower aforementioned fluorite doublets. I received the 60 f/15 scope today. Overcast and sometimes sprinkling, but I did get to point at some street lamps about 300 yards away, some other light poles, a cell tower and the mountains. Only tested up to 100x but I didn't notice anything amiss with the image. The mount actually seemed a little better than I expected. The scope might be useable on this mount with VSP's. The focuser seemed relatively smooth and tight for plastic. I have not tested to see how it handles an eyepiece and diagonal in the vertical though.but at least providing 675x capability in a 2.4" scope is consistent with "Powerseeker" in the name. On arrival, it was very easy to assemble and to align the finderscope. Attaching my own current dovetail was easy and straightforward. I found the telescope very easy to use. The tests above demonstrate that the problem is not caused by focuser misalignment to the OTA or a problem with the objective cell. Instead it is inherent to the objective lens set, and more specifically, the flint since the chromatic aberration rotates with it. I suspect this is caused by a small amount of decentering or a subtle difference in spacing (relative tilt)between the two lenses. If it is decentering I should be able totap a hole for a grub screwto push the flint slightly away from the bottom third of the cell. Yes, I figure the 7T1 for 129x with the 60 f/15should be about the limit for my eye before diffraction begins to take over--assuming the optics are diffraction limited and the color is nearly negligible. I don't have an 8 withoutBarlowing a 16so the next step lowerfor me is a 9. I wouldn't be surprised if the difference between 100 and 129x with the scope was only image scale providing some confirmation rather than new detail. I see thatwith the 60ED going from 120x (3mm) to 144x (2.5mm).

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