telescope
Celestron
EdgeHD 11
279mm Aplanatic SCT · 2800mm f/10.0
Aplanatic SCT.
Best for
- Small galaxies, planetary nebulae, lunar & planetary detail
- High-resolution long-exposure work
- Faint-object imaging under dark skies
- Full-frame astro cameras and DSLRs
Specifications
| Optics | |
| Type | sct |
| Optical design | Aplanatic SCT |
| Aperture | 279mm |
| Focal length | 2800mm |
| Native f/ratio | f/10.0 |
| Image circle | 42mm |
| Full-frame support | Yes |
| Physical | |
| Weight | 12.7kg |
Typical FOV & image scale
With Full-frame (36×24mm, 3.76µm)
FOV 0.74° × 0.49°
Scale 0.28″/px
With APS-C (23.5×15.7mm, 3.76µm)
FOV 0.48° × 0.32°
Scale 0.28″/px
With IMX533 square (11.3×11.3mm, 3.76µm)
FOV 0.23° × 0.23°
Scale 0.28″/px
Recommended accessories
- Celestron EdgeHD 0.7x Reducer (11")reducer · 0.7× focal lengthmanufacturer supported
- Starizona Hyperstar for EdgeHD 11reducer · 0.22× focal lengthmanufacturer supported
- Tele Vue Powermate 2.5xfocal_extender · 2.5× focal lengthcommonly used
- Tele Vue Powermate 4xfocal_extender · 4× focal lengthcommonly used
Typical targets
- Messier M29 — Open Cluster M29Open Cluster · 10′
- Messier M49 — Elliptical Galaxy M49Galaxy · 10′
- Messier M64 — Black Eye GalaxyGalaxy · 10′
- Messier M65 — Leo Triplet GalaxyGalaxy · 10′
- Messier M69 — Globular Cluster M69Globular Cluster · 10′
- Messier M74 — Phantom GalaxyGalaxy · 10′
Recommended cameras
28.4mm sensor · 4.78µm px · cooled
Compare pairing28.3mm sensor · 3.76µm px · cooled
Compare pairing28.3mm sensor · 3.76µm px · cooled
Compare pairing