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Features

  • Manual German equatorial mount with setting circles - to locate and track sky objects
  • Adjustable, full height steel tripod with deluxe accessory tray
  • Quick and easy no-tool setup
  • Accessories include a 20mm and 10mm eyepiece, erect image diagonal, and a finderscope
  • Download Starry Night Basic Software with a 36,000 object database, printable sky maps and enhanced images including 3D renderings of stars, exoplanets, and galaxies

Celestron AstroMaster 90EQ Telescope

Discover our Solar System with the Celestron AstroMaster 90EQ! You’ll be ready to observe in minutes thanks to the quick and easy no-tool setup. The 90EQ provides bright, clear images of the Moon, planets, star clusters, and more for great nighttime viewing.

Manual German Equatorial telescope

The AstroMaster mount comes with two slow motion control knobs that allow you to make fine pointing adjustments to the telescope in both Right Ascension and Declination axes, also referred to as RA and DEC.

Accessories Included

Accessories include a 20mm and 10mm eyepiece, erect image diagonal, and a finderscope. The two eyepieces offer different magnifications for low and high powered views.

Starry Night Software

Download Celestron’s Starry Night Software and learn about the night sky, celestial objects, and how to plan your next observing session. Celestron Starry Night Software is the premier astronomy software package on the market, providing resources and knowledge to view our solar system and beyond.

Specifications

Optical Tube Info:
Optical Design Refractor
Aperture 90mm (3.54")
Focal Length 1000mm (39.37")
Focal Ratio f/11
Focal Length of Eyepiece 1 20mm (.78")
Magnification of Eyepiece 1 50x
Focal Length of Eyepiece 2 10mm (.4")
Magnification of Eyepiece 2 100x
Barlow Lens Not Included
Finderscope Built-on StarPointer™ red dot finderscope
Star Diagonal Erect Image Diagonal - 1.25"
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
Optical Coatings Multi Coated
Optical Tube Length 914mm (36")
Optical Tube Diameter TBD
Optical Tube Weight TBD
Dovetail CG-3 Dovetail bar
Mount Info:
Mount Type CG-3 Equatorial
Height adjustment range (includes mount and tripod) 812.8mm - 1295.4mm (32" - 51")
Tripod Leg Diameter 31.75mm (1.25") steel
Accessory Tray Yes
Tripod Weight 7.6 lbs (3447.3 g)
Slew Speeds Manual
Dovetail Compatibility CG-3 saddle plate
Software Starry Night Basic Edition | SkyPortal App
Total Kit Weight TBD
Included Items Optical tube | Tripod and mount (preassembled) | 20mm eyepiece | 10mm eyepiece | Red-dot finderscope | Manual