The optics of the C8-NGT telescope are manufactured to Celestron's uncompromising standards. The C8-N uses diffraction-limited parabolic primary mirrors for razor sharp star images across a wide field of view. These telescopes are mounted on the very rigid computerized CG-5 German equatorial mount.
A counterweight, latitude scale, setting circles, and slow motion controls on both axes are standard. Includes premium accessories including a 9x50 finderscope with bi-directional alignment screws and a spring loaded pivot support, 20mm Plossl 1-1/4" eyepiece, 2" focuser, accessory tray and more, so you have a fully loaded telescope right from the start.
Using the RS-232 communication port on the hand control, you can control the telescope via a personal computer and our new flash upgradeable hand controls allow you to update your telescope's operationg software via the internet. An autoguider port is also included for astrophotography.
The Advanced Series family of computerized GoTo telescopes was designed to offer the novice or more advanced user a selection of models with the features and quality that serious amateurs can appreciate. These scopes come on heavy-duty computerized German Equatorial mounts with ultra-sturdy 2" stainless steel legs and center tray for superior rigidity and vibration dampening.
|Alignment Procedures||AutoAlign, 2-Star Alignment, Quick Align|
|Angular Field of View||1 °|
|Aperture||203.2 mm (8 in)|
|CD ROM||"The Sky®" Level 1|
|Communication Ports||RS-232 communication port on hand control|
|Computer Hand Control||Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons|
|Database||40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects|
|Eyepiece 1||20 mm (0.79 in)|
|Focal Length||1000 mm (39.37 in)|
|Magnification 1||50 x|
|Optical Tube Length||37 in (939.8 mm)|
|Power Supply||Car Battery Adapter|
|Resolution (Dawes)||0.57 arcsec|
|Resolution (Rayleigh)||0.69 arcsec|
|Secondary Mirror Obstruction||2.2 in (55.88 mm)|
|Secondary Mirror Obstruction by Area||7.6 %|
|Secondary Mirror Obstruction by Diameter||27.5 %|
|Software Precision||24 bit, 0.08 arcsec calculation|
|Tracking Modes||EQ North and EQ South|
|Tracking Rates||Sidereal, Solar and Lunar|
|Tripod||2 inch Stainless Steel|