Celestron AstroMaster 90 EQ Telescope

Item #CELE247-1

  • List Price:
  • $289.95
  • Your Price:
  • $259.95
  • You Save:
  • $30.00 USD11% + FREE Shipping
  • Erect image optics - Ideal for terrestrial and astronomical use
  • Quick release dovetail attachment - no tool setup
  • German Equatorial Mount with setting circles - to accurately locate and track sky objects
  • Rugged pre-assembled tripod with 1.25-inch steel tube legs
Questions? Let our experts help!
  • Description

    Designed for the first time buyer - offering exceptional value, the Celestron AstroMaster Series features a compact and portable design with ample optical performance to excite any newcomer to the world of amateur astronomy.


    Which AstroMaster Telescope model best fits your needs?

    If you're looking for a dual-purpose telescope appropriate for both terrestrial and celestial viewing, then the AstroMaster Series is for you. Each AstroMaster model is capable of giving correct views of land and sky. The AstroMaster Series produce bright, clear images of the Moon and planets. It is easy to see the moons of Jupiter and the rings of Saturn with every one of these fine instruments. For views of the brighter deep space objects like galaxies and nebulae, we recommend the larger aperture and light gathering ability of the Newtonian reflectors. This telescope has an aperture of 90mm.

    The AstroMaster 90 EQ features a German Equatorial mount that will help you view stars, nebulae, star clusters, and planets. A built-in setting circle aids in locating these objects.

    When used for astronomical viewing, AstroMasters yield breathtaking views of the Moon, Saturn with its ring structure, Jupiter and its belts and moons, nebulae and star clusters.

    Every instrument features all glass optical elements, as well as smooth operating steel tripod mountings featuring manual motion controls. All models feature coated optics for enhanced image brightness and clarity.


    General Features:

    • Quick and easy no-tool setup.
    • Erect image optics - Ideal for terrestrial and astronomical use.
    • Quick release dovetail attachment - no tool setup.
    • German Equatorial mount with Setting circles - to accurately locate and track sky objects.
    • Rugged pre-assembled tripod with 1.25" steel tube legs - Provides a rigid and stable platform.
    • All coated glass optics for clear, crisp images.
    • Deluxe accessory tray for convenient storage of accessories.
    • "The Sky®" Level 1 planetarium software with 10,000 object database and enhanced images.

    Supplier SKU


    What's Included

    Telescope, Tripod, Sky Level 1 planetarium software

  • Dimensions & Specifications





    Eyepiece 1

    20mm (50x)


    Equatorial Mount


    Fixed StarPointer

    Focal Length


    Focal Ratio






    Highest Useful Magnification


    Lens Coating


    Mount Design

    CG-2 Equatorial

    Objective Lens Size Code


    Optical Design


    Recommended Usage

    Viewing the Moon
    Viewing the Planets

    Star Diagonal

    1.25 Inch

    Telescopes Series

    Celestron AstroMaster Telescopes

    User Level

    For the Beginner


    2-Year Limited

    Weight Complete

    23 lbs.

    International Shipping



    Download Celestron AstroMaster 90 EQ Instruction Manual
    Download Celestron AstroMaster Telescope Quick Set-Up Guide
  • Product Guarantee

    We stand behind all the products we sell, and your satisfaction is our top priority. If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery.

    Manufacturer Warranty

    Celestron has a limited lifetime binocular and spotting scope warranty and all other products have a 2 year manufacturer's warranty covers against defects is provided. If you have specific questions about this product's warranty please contact Celestron's Customer Service department at 310-328-9560.

    Return & Exchange Policy

    At our site, returns are easy! You may return new, unused, and resalable items for a refund or exchange. Simply ensure that the item is returned in its original product packaging within 30 days of delivery.

Customer Q&A

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  • Q1: How long is the tube in inches?

    A: The tube is roughly 36 inches depending on the extension of the eyepiece and whether or not you would leave the dew shield on the front of the telescope.

  • Q2: What is the highest possible magnification eye piece I can purchase?

    A: The highest useful magnification will be a 5mm eyepiece.

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Ask The Experts

Have questions about an item or need advice on selecting the right astronomy gear? Our team of telescope experts is here to help! Avid amateur astronomers themselves, they've tested products in the field and can provide personalized recommendations.

You can reach our Customer Support line at 1-800-303-5873. We're open 8 a.m. to 8 p.m. Central Time, Monday through Friday and 9 a.m. to 4 p.m. on Saturday.

After hours? Drop us an email at info@telescopesplus.com. We'll get back to you as soon as possible, usually within 1 business day.