Discover our Solar System with the Celestron AstroMaster 90EQ! Download Celestron’s Starry Night Software and learn about the night sky, celestial objects, and how to plan your next observing session.
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The entire rig assembles and breaks down without the need for tools, so users can set up fast and get observing sooner. The diagonal also places the user's head in a more comfortable position especially when the OTA is pointed at or near the zenith.
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You are now ready to go. The lens cap has an integrated smartphone adapter built into it. Secure the smartphone using the two adjustable bungee cords. The inside of the lens cap has a fitting that secures to your eyepiece using two set screws.
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The mount itself is of an Altazimuth (AZ) type, however there is a computer and motors built in. All Celestron computerised mounts have thousands of objects pre-installed in the on board database and are capable of taking the user on an automated “Sky Tour”.
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Used - Great condition - 1st class delivery The Celestron NEXSTAR EVOLUTION 5-inch telescope OTA features a 125mm diameter objective lens and a focal length of 1250mm, providing clear and detailed views of celestial objects. As a catadioptric telescope, making it a excellent choice for both amateur stargazers and professional astronomers.
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celestron nextstar 90 slt OTA only no tripod. Works as it should some cosmetic damage see photos. This does not effect its use. comes with 90 degree eye piece 10 and 20mm lenses and lense cover. Specifications Optical Design Maksutov-Cassegrain Aperture 90mm Focal Length 1250mm Focal Ratio f/14 Highest Useful Magnification 213x Lowest Useful Magnification 13x Limiting Stellar Magnitude 12.3 Resolution (Rayleigh) 1.55 arc seconds Resolution (Dawes) 1.29 arc seconds Light Gathering Power (Compared to human eye) 165x Apparent Field of View 1 deg Linear Field of View (@1000 yds) 53 ft (16 m) Optical Coatings Fully-Coated
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The PowerSeeker is quick and easy to set up. Resolution (Dawes) 1.45 arc seconds arc seconds. Resolution (Rayleigh) 1.74 arc seconds arc seconds. Lowest Useful Magnification 11x. Highest Useful Magnification 189x.
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Discover the Solar System and beyond with the Celestron Astromaster Maksutov 90EQ. The Celestron AstroMaster 90EQ includes two eyepieces (20mm and 10mm), an erect image diagonal, and a StarPointer™ red dot finderscope.
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