Content on this page requires a newer version of Adobe Flash Player.

Get Adobe Flash player

Product detail


Home » OBSERVATION » ASTRONOMY » ASTRONOMY TELESCOPES » CELESTRON

 Checkout
ASTROMASTER 90AZ
ASTROMASTER 90AZ
Optical Design Refractor
Aperture (mm) 90 mm (3.54 in)
Focal Length (mm) 1000 mm (39 in)
Focal Ratio 11
Eyepiece 1 (mm) 20 mm (0.79 in)
Magnification 1 50 x
Eyepiece 2 (mm) 10 mm (0.39 in)
Magnification 2 100 x
Finderscope Built-on StarPointer
Star Diagonal Erect Image Diagonal - 1.25"
Mount Altazimuth
Tripod 1.25" steel tube legs
Weight (lbs) 20 lbs (9.07 kg)
Highest Useful Magnification 213 x
Lowest Useful Magnification 13 x
Limiting Stellar Magnitude 12.3
Resolution (Rayleigh) 1.55 arc seconds
Resolution (Dawes) 1.29 arc seconds
Light Gathering Power 165 x
Angular Field of View (deg) 1 °
Linear Field of View (@1000 yds) 53 ft (16 m)
Optical Coatings Multi Coated
Optical Tube Length 36 in (914 mm)
Tube Attachment Dovetail Bar
 
Email Friend
Price: $259.95

 
« Previous | Next »