Tag Archives: eyepiece

Can you attach 1.25″ eyepieces to a Celestron Ultima spotting scope

Here at Northern Optics one of the most frequently asked questions is “can you fix 1.25″ on to a Celestron Ultima spotting scope”. Unfortunately the answer is no. The Celestron Ultima 65, 80 and 100 mm ED and non ED all … Continue reading

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Celestron X-Cel LX telescope eyepiece. 1.25″

Available from Northern Optics the Celestron X-Cel LX eyepieces offer fully multi-coated optics at a sensible price within many budgets.  Featuring long eye relief and twist eye cups for spectacle wearers. Threaded to accept standard 1.25″ filters. Available in a range … Continue reading

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How to connect a 1.25″ eyepiece to a Zeiss Diascope

Owners of Zeiss Diascopes can attach standard 1.25″ telescope eyepieces to the scope with the use of a Baader Diascope bayonet 31.7mm (1.25″) ocular adapter. (see image right) To use, simply insert a 1.25″ eyepiece in to the adapter, and … Continue reading

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Optical Hardware / Ostara PL 20mm eyepiece review

The following Ostara PL 20mm eyepiece review was posted on an internet forum. I have an ostara 20mm plossl in my collection that I picked up recently. I can’t compare it to anything really posh cos I haven’t got anything like … Continue reading

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Skywatcher UWA 5mm Planetary eyepiece. IO shadow transit

A Sky-watcher UWA 5mm eyepiece was used on my trusty old 10″ dob , to observe the IO shadow transit of Jupiter on the 18th Feb 2013. Pointing the telescope towards Jupiter, I had no idea there was such a … Continue reading

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Ostara / Optical Hardware 1.25″ 30mm Plossl eyepiece review

To test the Optical Hardware / Ostara 30mm plossl, I viewed the Moon using a Visionary Telesto 114mm telescope . This gave a 33.3x magnification.  After allowing for cooling off times, I was greeted with a delightful full view of a … Continue reading

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Skywatcher Planetary UWA 1.25″ eyepieces. New for 2013

New for 2013 is the Skywatcher UWA Planetary eyepieces (1.25″). Available in 2.5mm, 4mm and 5mm. 6mm , 7mm and 9mm available at a later date to be announced. At just £39.99 they are within most budgets. Optical system is … Continue reading

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Ostara 1.25″ 40mm Plossl eyepiece review

To test to 40mm Ostara plossl eyepiece , I used a Visionary Telesto 114mm Newtonian telescope to view the Moon and Jupiter. Conditions were not favourable for the test, due to near by light pollution and a brisk wind. With all … Continue reading

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Ostara SWA 2″ (50.8mm) eyepieces

The Ostara 2″ (50.8mm) SWA angle eyepieces are designed to give picture window low-mid power views of the heavens. Available in 26mm, 32mm and 38mm. 2″ only. Great eye relief makes them ideal for spectacle wearers. Fully multi-coated optics for … Continue reading

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How to connect a Skywatcher Light Pollution filter to a telescope.

A frequently asked question at Northern Optics is “how do you fit a Skywatcher light pollution filter to a telescope”. The Skywatcher and many other filters screw on to the telescope eyepiece. There are other ways of connecting a filter, but … Continue reading

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