Need help?Do you have a question about the Celestron NexStar 8 and is the answer not in the manual?
General| Focal Ratio | f/10 |
|---|---|
| Optical Design | Schmidt-Cassegrain |
| Highest Useful Magnification | 480x |
| Computerized | Yes |
| Lowest Useful Magnification | 29x |
| Limiting Stellar Magnitude | 14 |
| Resolution (Rayleigh) | 0.69 arc seconds |
| Resolution (Dawes) | 0.57 arc seconds |
| Light Gathering Power | 843x |
| Secondary Mirror Obstruction | 2.5 in (63.5 mm) |
| Secondary Mirror Obstruction by Diameter | 31% |
| Power Supply | 12V DC |
| Database | 40, 000+ objects |
| Tracking Rates | Sidereal, Solar, Lunar |
| Communication Ports | RS-232 |
| Aperture | 203.2 mm (8 inches) |
| Focal Length | 2032 mm (80 inches) |
| Star Diagonal | 1.25 inch |
| Eyepiece | 25 mm |
| Tracking Modes | Altazimuth, EQ North, EQ South |
| GPS | Optional SkySync GPS Accessory |
| Tripod | Steel, adjustable |
| Mount Type | Computerized Altazimuth |
| Finderscope | StarPointer finderscope |
Crucial safety precautions for telescope use.
Step-by-step guide for basic telescope assembly and connection.
Details on powering the telescope and attaching visual accessories.
Overview of the hand control's display, keypad, and core operations.
Guide to aligning the telescope using star alignment methods.
Using controls for movement, speed adjustment, and tracking modes.
Techniques for achieving sharp focus and calculating power.
Understanding sky navigation using R.A. and Declination.
Techniques for observing lunar, planetary, and solar targets.
Methods for capturing images of celestial objects.
Cleaning optical elements and aligning the telescope.
Definitions of key astronomical concepts.
To Next Page