Bird jones reflector telescope
WebThe 114 is a flawed bird-jones telescope with bad optics. Avoid! The 130 is better but still pretty small for that price. I would avoid both. The mount's not even ideal. For $399 you can get a much more capable telescope with a larger aperture, e.g. a 6" or even 8" dobsonian (Links on what to expect in different telescope aperture sizes). WebSep 3, 2024 · The ST in SpaceProbe 130ST stands for short tube. The SpaceProbe 130ST is the short tube version of the popular Orion 130EQ reflector telescope. The main difference between the two is the length of the tube. The 130ST has a 24” tube compared to 33” in the 130EQ. This makes a big difference in weight, size and ease of portability.
Bird jones reflector telescope
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WebThe easy way to tell if a telescope is a Bird-Jones reflector is to compare the physical length of the optical tube to the focal length. ... Bird-Jones reflectors typically have an aperture of 114 or 127 millimeters with a focal length of 1000 millimeters. If you see something advertised as a Newtonian reflector that appears to be short and ... WebNov 15, 2024 · The Celestron StarSense Explorer LT 114AZ is the newtonian counterpart to the LT 80AZ. This telescope is a “Bird-Jones'' reflector with a 114mm (4.5”) aperture and 1,000mm focal length.This optical design provides a longer focal length which allows for an inherently higher magnification with the included eyepieces.
http://www.hioptic.com/telescopes/reflector/bird-jones/ WebNov 12, 2024 · Bird-Jones telescopes are catadioptric, meaning that the light travels the optical tube two times instead of one. The design is challenging to pull off. That is why if you are buying a “low-priced” catadioptric telescope, you should know that the telescope is probably not legitimate. This the case with Celestron 114LCM.
WebThe Celestron PowerSeeker 127EQ reflector telescope is an excellent choice for the budding astronomer. The complete system provides long-lasting use and performance. ... werent long enoug to allow the travel needed to align it. The BIG issue - It is NOT a Newtonian like it looks. It is a Bird Jones hybrid, with a cheaply made spherical primary ... WebJones-Bird reflector. The Jones-Bird reflecting telescope (occasionally referred to as Bird-Jones) is a catadioptric (mirror-lens) variant of the customary Newtonian design. In place of the parabolic mirror in the Newtonian design, the Jones-Bird design has a spherical primary mirror. The spherical aberrations are fixed using a sub-aperture ...
WebThe Bird-Jones design allows having a physically small telescope with a long focal length. The Celestron PowerSeeker 127EQ has a focal length of 1000mm even when it is much smaller. It is using a permanently mounted Barlow lens in the focuser to increase the focal length which is degrading the quality of the image.
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