Celestron AstroMaster 90AZ Telescope

includes Mobile Holder
  • 90mm refractor telescope with fully coated glass optics and a lightweight frame.
  • Observe in no time with a quick and easy, no-tool setup
  • Accessories include two eyepieces (20mm and 10mm), erect image star diagonal, and a finderscope.
  • Panning handles Alt-Az control with clutch for smooth and accurate pointing.
  • Adjustable height tripod
  • 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
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 (.4")
Magnification of Eyepiece 2:100x
Barlow Lens:Not Included
Finderscope:StarPointerâ„¢ 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:914mm (36")
Optical Tube Diameter:TBD
Optical Tube Weight:TBD
Dovetail:CG-5 Dovetail bar
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:7.6 lbs (3.44 kg)
Slew Speeds:Manual
Dovetail Compatibility:CG-5 saddle plate
Software:Celestron Starry Night Basic Edition Software and SkyPortal App
Total Kit Weight:TBD
Included Items:Optical tube
Tripod and mount (preassembled)
20mm and 10mm eyepiece
Red-dot finderscope
Erect image 90° diagonal