cameracomparison · 2-way
QHYCCD QHY183C vs QHYCCD QHY5III585C
QHYCCD
QHY183C
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
QHYCCD
QHY5III585C
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.
Key differences
23% larger sensor
Finer pixels (2.4µm vs 2.9µm)
143% more resolution
Cooled sensor
Specifications
| Specification | QHYCCD QHY183C | QHYCCD QHY5III585C |
|---|---|---|
| Sensor | ||
| Type | dedicated | guide-camera |
| Sensor | Sony IMX183 | Sony IMX585 |
| Sensor tech | CMOS | CMOS |
| Format | 1" | 1/1.2" |
| Sensor size | 13.2×8.8mm | 11.2×6.3mm |
| Diagonal | 15.9mm | 12.9mm |
| Pixel size | 2.40µm | 2.90µm |
| Resolution | 5544×3684 | 3856×2180 |
| Megapixels | 20.4MP | 8.4MP |
| Color | Yes | Yes |
| Cooling | ||
| Cooled | Yes | No |
| Performance | ||
| Full well | 15000e⁻ | 38000e⁻ |
| Peak QE | 84% | 91% |
Advantages of QHYCCD QHY183C
- Larger sensor (15.9mm vs 12.9mm diagonal) — wider field
- Finer sampling at 2.4µm pixels
- Higher resolution (20.4MP vs 8.4MP)
- Regulated cooling for long exposures
Advantages of QHYCCD QHY5III585C
- Larger pixels — better low-light per-pixel sensitivity
Best for — QHYCCD QHY183C
- Longer focal lengths — tighter framing on small targets
- Planetary and lunar high-resolution imaging
- Long-exposure deep-sky under any sky
- One-shot color — quick results, less processing
Best for — QHYCCD QHY5III585C
- Longer focal lengths — tighter framing on small targets
- Well-sampled deep-sky at medium focal lengths
- One-shot color — quick results, less processing
QHYCCD QHY183C — typical FOV & scale
- On 250mm refractor (wide)FOV: 3.03° × 2.02°Scale: 1.98"/px
- On 800mm SCT reducerFOV: 0.95° × 0.63°Scale: 0.62"/px
- On 2000mm SCT nativeFOV: 0.38° × 0.25°Scale: 0.25"/px
QHYCCD QHY5III585C — typical FOV & scale
- On 250mm refractor (wide)FOV: 2.57° × 1.44°Scale: 2.39"/px
- On 800mm SCT reducerFOV: 0.80° × 0.45°Scale: 0.75"/px
- On 2000mm SCT nativeFOV: 0.32° × 0.18°Scale: 0.30"/px
QHYCCD QHY183C — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
QHYCCD QHY5III585C — recommended user
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.