camera
ZWO
ASI294MC Air
4/3" · 4144×2822 · Color · Cooled
All-in-one smart camera.
Best for
- Balanced field for most refractors
- Fast, low-noise deep-sky at short focal lengths
- Long-exposure deep-sky under any sky
- One-shot color — quick results, less processing
Specifications
| Sensor | |
| Type | dedicated |
| Sensor | Sony IMX294 |
| Sensor tech | CMOS |
| Format | 4/3" |
| Sensor size | 19.1×13.0mm |
| Diagonal | 23.2mm |
| Pixel size | 4.63µm |
| Resolution | 4144×2822 |
| Megapixels | 11.7MP |
| Color | Yes |
| Cooling & performance | |
| Cooled | Yes |
| Full well | 66000e⁻ |
| Peak QE | 75% |
Typical FOV & image scale
On 250mm refractor (wide)
FOV 4.38° × 2.98°
Scale 3.82″/px
On 800mm SCT reducer
FOV 1.37° × 0.93°
Scale 1.19″/px
On 2000mm SCT native
FOV 0.55° × 0.37°
Scale 0.48″/px
Typical targets
- M17 — Omega NebulaEmission Nebula · 46′Plan this target
- NGC 1893 — Emission Nebula NGC 1893Emission Nebula · 45′Plan this target
- IC 443 — Jellyfish NebulaSupernova Remnant · 50′Plan this target
- Sh2-155 — Cave NebulaEmission Nebula · 50′Plan this target
- NGC 6820 — Emission Nebula NGC 6820Emission Nebula · 40′Plan this target
- IC 410 — Tadpoles NebulaEmission Nebula · 40′Plan this target
