EdgeHD: flat field of view all the way to the edges, even in photos
The Celestron EdgeHD 800 Advanced VX The 203 mm EdgeHD optics are combined with a photography-ready equatorial GoTo mount. EdgeHD is Celestron's aplanatic Schmidt-Cassegrain: extra lenses in the baffle make the field of view flat and coma-free, so that stars remain pinpoint even in the corners of a large sensor. Visually, this means razor-sharp edge-to-edge sharpness; photographically, it's the difference between good and publishable.

The EdgeHD Advantage
In addition to the corrected field of view, the EdgeHD features mirror locks to prevent shifting during long exposures and ventilation openings for rapid cooling. With 841 times more light than the naked eye and a 2032 mm brand focal length, this is a top instrument for globular clusters, planetary nebulae, galaxies, and planetary work up to a realistic ~300x under Dutch skies. With the optional f/7 reducer, the system becomes broader and faster for deep-sky photography.
The Advanced VX: Built for Photography
The Advanced VX is a German equatorial GoTo mount with a 30 lb payload capacity, NexStar+ hand controller with over 40,000 objects, All-Star Polar Alignment for polar alignment without a view of Polaris, permanent periodic error correction (PPEC), and an autoguider port. The mount operates on 12V; a power tank is the logical addition.
For whom yes, for whom no
For: the astrophotographer and demanding visual observer who values edge sharpness and photographic future over the lowest price. Not for: those who look purely visually and want to save money; the standard SC 203/2032 on the same mount shows virtually the same in the eyepiece center.
What's in the box?
- Optical tube EdgeHD 800 (203/2032) with StarBright XLT coating
- Advanced VX GoTo Mount with NexStar+ Hand Controller
- Steel tripod with accessory tray
- Eyepiece and diagonal mirror (1.25 inch)
- Seeker
- Counterweight
Featured accessories
- The Celestron PowerTank Lithium LT The mount feeds all night in the field.
- A moon filter (1.25 inch) The bright moonlight is dimming on high magnification.
| Specification | Celestron EdgeHD 800 Advanced VX |
| Optical design | EdgeHD (aplanatic Schmidt-Cassegrain) |
| Opening | 203 mm (8 inches) |
| Focal length | 2032 mm |
| Opening ratio | f/10 |
| Maximum useful magnification | 406x |
| Light output | 841 times relative to the naked eye |
| Mount | Advanced VX, German Equatorial GoTo (13.6 kg payload) |
| Hand controller | NexStar+ with 40,000+ objects |
| Autoguider port | Yes |
| Nutrition | 12V external |
Still unsure about the right model? Our Buyer's guide for beginners and the telescope selection aid help you step by step. Also check out all the telescopes for astrophotography or the full range on the Celestron brand page. You can read more background information about the brand in the Celestron brand guide.













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