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We no longer carry the AstroMaster. Instead we recommend the Celestron StarSense Explorer Series as a superior product.
- Manual altazimuth telescope and with pan handle control for smooth and accurate pointing.
 - Adjustable, full height steel tripod with deluxe accessory tray.
 - Quick and easy no-tool setup.
 - Accessories include a 20mm and 10mm eyepiece, a finderscope, and an erect image diagonal - ideal for both terrestrial and astronomical use.
 - Coated all-glass optics for clear, crisp images.
 - Celestron Starry Night Software included.
 
Specifications
| OPTICAL TUBE INFO: | |
|---|---|
| Optical Design: | Refractor | 
| Aperture: | 102mm (4") | 
| Focal Length: | 660mm (26") | 
| Focal Ratio: | f/6.5 | 
| Focal Length of Eyepiece 1: | 20mm (.78") | 
| Magnification of Eyepiece 1: | 33x | 
| Focal Length of Eyepiece 2: | 10mm (.4") | 
| Magnification of Eyepiece 2: | 66x | 
| Barlow Lens: | Not Included | 
| Finderscope: | Built-in Red Dot Finder | 
| Star Diagonal: | Erect Image, 90° (1.25") | 
| Optical Tube: | Aluminum | 
| Highest Useful Magnification: | 241x | 
| Lowest Useful Magnification: | 15x | 
| Limiting Stellar Magnitude: | 12.5 | 
| Resolution (Rayleigh): | 1.37 arc seconds | 
| Resolution (Dawes): | 1.14 arc seconds | 
| Light Gathering Power (Compared to human eye): | 212x | 
| Optical Coatings: | Fully Coated | 
| Optical Tube Length: | 711mm (28") | 
| Optical Tube Diameter: | TBD | 
| Optical Tube Weight: | 4.6 lbs (2.08 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 | 
| Slew Speeds: | Manual | 
| Tripod Weight: | 7.6 lbs (3.44 kg) | 
| Dovetail Compatibility: | CG-5 saddle plate | 
| Software: | Celestron Starry Night Basic Edition Software | SkyPortal App | 
| Total Telescope Kit Weight: | 12.2 lbs (5.53 kg) | 
| Included Items: | Optical tube | Tripod and mount (preassembled) | 20mm and 10mm eyepiece | Red-dot finderscope | Erect image 90° diagonal | Manual | 
| Solar Warning | 
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