telescope
Takahashi
Epsilon-180ED
180mm Hyperbolic Newtonian · 500mm f/2.8
Ultra-fast Newtonian astrograph.
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Product specifications can change. Please verify specifications and compatibility with the manufacturer or retailer before purchasing.
Best for
- Large emission nebulae and star clusters
- Fast imaging — short exposures per sub
- Full-frame astro cameras and DSLRs
Specifications
| Optics | |
| Type | astrograph |
| Optical design | Hyperbolic Newtonian |
| Aperture | 180mm |
| Focal length | 500mm |
| Native f/ratio | f/2.8 |
| Image circle | 44mm |
| Full-frame support | Yes |
| Physical | |
| Weight | 12.5kg |
Typical FOV & image scale
With Full-frame (36×24mm, 3.76µm)
FOV 4.13° × 2.75°
Scale 1.55″/px
With APS-C (23.5×15.7mm, 3.76µm)
FOV 2.69° × 1.80°
Scale 1.55″/px
With IMX533 square (11.3×11.3mm, 3.76µm)
FOV 1.29° × 1.29°
Scale 1.55″/px
Typical targets
- M48 — Open Cluster M48Open Cluster · 54′Plan this target
- IC 434 — Horsehead NebulaEmission Nebula · 60′Plan this target
- NGC 2264 — Christmas Tree ClusterEmission Nebula · 60′Plan this target
- NGC 6992 — Eastern VeilSupernova Remnant · 60′Plan this target
- NGC 7822 — Cepheus HII RegionEmission Nebula · 60′Plan this target
- NGC 869/884 — Double ClusterOpen Cluster · 60′Plan this target
