Products in the Same Family
Why Purchase from All-Star Telescope?
Free Expert Support
Whether you are a first timer needing help with setting up or an enthusiast that can't quite make that one thing work, our expert staff are ready to support your needs. With decades of knowledge and first hand experience we've been there and we can help you through it!
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Product Description
Discover our Solar System with the Celestron AstroMaster 90AZ! You"ll be ready to observe in minutes thanks to the quick and easy no-tool setup. The 90AZ provides bright, clear images of the Moon, planets, star clusters, and more for great nighttime viewing.
Manual Alt-Azimuth telescope
Navigate the sky with a pan handle Alt-Az control with clutch for smooth and accurate pointing. Move the clutch in an up/down, left/right fashion to track your object in the eyepiece.
Accessories Included
Accessories include a 20mm and 10mm eyepiece, an erect image diagonal, and a Starpointer 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.
What can I see with a Celestron AstroMaster 90AZ Refractor (21063)?
Here are some simulated views of common objects. Results with your telescope will vary with viewing conditions, obrits, equipment and more.
Jupiter with
20mm Eyepiece - 50x Magnification
(Included with This Telescope)
Jupiter with
10mm Eyepiece - 100x Magnification
(Included with This Telescope)
Jupiter with
5mm Eyepiece - 200x Magnification
Sold Separately
Moon with 20mm Eyepiece
50x Magnification
(Included with This Telescope)
Moon with 10mm Eyepiece
100x Magnification
(Included with This Telescope)
Moon with 5mm Eyepiece
200x Magnification
Sold Separately
Andromeda with 36mm Eyepiece
28x Magnification
Sold Separately
Andromeda with 20mm Eyepiece
50x Magnification
(Included with This Telescope)
Andromeda with 10mm Eyepiece
100x Magnification
(Included with This Telescope)
What's in the Box
Specifications
| OPTICAL TUBE INFO | |
| Optical Design: | Refractor |
| Aperture: | 90mm (3.54") |
| Focal Length: | 1000mm (39") |
| Focal Ratio: | f/11 |
| Focal Length of Eyepiece 1: | 20mm (.8") |
| Magnification of Eyepiece 1: | 50x |
| Focal Length of Eyepiece 2: | 10mm (0.4") |
| Magnification of Eyepiece 2: | 100x |
| Barlow Lens: | Not Included |
| Finderscope: | StarPointer™ red dot finderscope |
| Star Diagonal: | Erect Image Diagonal - 1.25" |
| Optical Tube: | Aluminum |
| 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: | 770mm (30.3") |
| Optical Tube Diameter: | 90mm (3.54") |
| Optical Tube Weight: | 4.4 lbs (2 kg) |
| Dovetail: | CG-5 Dovetail bar |
| MOUNT INFO | |
| Mount Type: | Manual Alt Azimuth |
| 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: | 7.9 lbs (3.6 kg) - includes weight of mount |
| Slew Speeds: | Manual |
| Dovetail Compatibility: | CG-5 saddle plate |
| Software: | Celestron Starry Night Basic Edition Software and SkyPortal App |
| Total Kit Weight: | 12.3 lbs (5.58") |
