camera
Canon
EOS 90D
APS-C · 6960×4640 · Color
DSLR APS-C.
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Best for
- Balanced field for most refractors
- Well-sampled deep-sky at medium focal lengths
- One-shot color — quick results, less processing
Specifications
| Sensor | |
| Type | dslr |
| Sensor | Canon APS-C |
| Sensor tech | CMOS |
| Format | APS-C |
| Sensor size | 22.3×14.8mm |
| Diagonal | 26.8mm |
| Pixel size | 3.20µm |
| Resolution | 6960×4640 |
| Megapixels | 32.5MP |
| Color | Yes |
| Cooling & performance | |
| Cooled | No |
| Full well | — |
| Peak QE | — |
Typical FOV & image scale
On 250mm refractor (wide)
FOV 5.11° × 3.39°
Scale 2.64″/px
On 800mm SCT reducer
FOV 1.60° × 1.06°
Scale 0.83″/px
On 2000mm SCT native
FOV 0.64° × 0.42°
Scale 0.33″/px
Typical targets
- M48 — Open Cluster M48Open Cluster · 54′Plan this target
- IC 443 — Jellyfish NebulaSupernova Remnant · 50′Plan this target
- Sh2-155 — Cave NebulaEmission Nebula · 50′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
