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 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.
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 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