About the Celestron AstroMaster 90AZ Telescope - 90mm Refractor w/AltAzimuth Mount...
If you''re looking for a great dual-purpose Celestron Telescope appropriate for both terrestrial and celestial viewing, then the Celestron AstroMaster 90AZ Refractor Telescope is for you. Each AstroMaster model is capable of giving image correct views of land and sky. With its time tested durability and high quality Celestron Telescope optics at an affordable price, the Celestron Astro Master makes a great first telescope!
As a bonus, Celestron has included a nice selection of accessories for your new Celestron AstroMaster with this purchase, which means you will be observing the same day you unpack the box. Celestron Telescope Accessories include two full-sized eyepieces, a Star Pointer finderscope for easy location of objects you wish to observe, and even software for your PC. "The Sky - Level 1" will let you study and print star charts from your computer screen... and that''s just the beginning!
The Celestron AstroMaster 90AZ is a high quality, economical Celestron Telescope with a superb optical system. These telescopes yield breathtaking views of the moon, Saturn with its ring structure, Jupiter and its belts, and hundreds of deep-sky objects including: galaxies, nebulae and star clusters. Add an optional solar filter and you can observe activity on the Sun. While observing, you''ll notice that as the Earth rotates on its axis, stationary stars appear to move across the sky causing the object you''re viewing will drift out of the field view. A telescope on a mount can be aimed at a celestial object and guided with the slow motion controls to track your target!
The Celestron AstroMaster 90AZ Refractor Telescope comes complete with a pre-assembled Celestron Telescope Mount and Tripod. The Celestron altizimuth mount is quite stable, with pan handle control and clutch for easy, smooth tracking. Strict adherence to Celestron''s tough quality standards for manufacturing, assembly and testing ensures that each Celestron Telescope not only performs well, but remains durable after years and years of use.
Celestron AstroMaster 90AZ Telescope - 90mm Refractor w/AltAzimuth Mount Features...
- Quick and easy no-tool setup
- Permanently mounted StarPointer
- Erect image optics - Ideal for terrestrial and astronomical use
- Quick release dovetail attachment - no tool setup
- Pan handle Alt-Az control with clutch - for smooth and accurate pointing
- Rugged pre-assembled tripod with 1.25" steel tube legs - Provides a rigid and stable platform
- All coated glass optics for clear, crisp images
- Deluxe accessory tray for convenient storage of accessories
- "The SkyX - First Light Edition" astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images
Celestron AstroMaster 90AZ Telescope - 90mm Refractor w/AltAzimuth Mount Specifications...
Optical Design: Refractor
Aperture (mm): 90 mm (3.54 in)
Focal Length (mm): 1000 mm (39 in)
Focal Ratio: f/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"
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 (Compared to human eye): 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
Celestron Product Number: 21063