cameracomparison · 2-way
QHYCCD QHY533M vs QHYCCD QHY5III715C
QHYCCD
QHY533M
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
QHYCCD
QHY5III715C
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.
Key differences
148% larger sensor
Larger pixels (3.76µm vs 1.45µm)
7% more resolution
Cooled sensor
Mono vs color
Specifications
| Specification | QHYCCD QHY533M | QHYCCD QHY5III715C |
|---|---|---|
| Sensor | ||
| Type | Dedicated Cooled | guide-camera |
| Sensor | Sony IMX533 | Sony IMX715 |
| Sensor tech | CMOS | CMOS |
| Format | 1" | 1/2.8" |
| Sensor size | 11.3×11.3mm | 5.6×3.2mm |
| Diagonal | 16.0mm | 6.5mm |
| Pixel size | 3.76µm | 1.45µm |
| Resolution | 3008×3008 | 3864×2180 |
| Megapixels | 9.0MP | 8.4MP |
| Color | No | Yes |
| Cooling | ||
| Cooled | Yes | No |
| Performance | ||
| Full well | 50000e⁻ | 7900e⁻ |
| Peak QE | 80% | 82% |
Advantages of QHYCCD QHY533M
- Larger sensor (16mm vs 6.46mm diagonal) — wider field
- Larger pixels — better low-light per-pixel sensitivity
- Regulated cooling for long exposures
- Mono sensor — ideal for narrowband and LRGB
Advantages of QHYCCD QHY5III715C
- Finer sampling at 1.45µm pixels
- One-shot color — simpler workflow
Best for — QHYCCD QHY533M
- Longer focal lengths — tighter framing on small targets
- Well-sampled deep-sky at medium focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
Best for — QHYCCD QHY5III715C
- Longer focal lengths — tighter framing on small targets
- Planetary and lunar high-resolution imaging
- One-shot color — quick results, less processing
QHYCCD QHY533M — typical FOV & scale
- On 250mm refractor (wide)FOV: 2.59° × 2.59°Scale: 3.10"/px
- On 800mm SCT reducerFOV: 0.81° × 0.81°Scale: 0.97"/px
- On 2000mm SCT nativeFOV: 0.32° × 0.32°Scale: 0.39"/px
QHYCCD QHY5III715C — typical FOV & scale
- On 250mm refractor (wide)FOV: 1.28° × 0.73°Scale: 1.20"/px
- On 800mm SCT reducerFOV: 0.40° × 0.23°Scale: 0.37"/px
- On 2000mm SCT nativeFOV: 0.16° × 0.09°Scale: 0.15"/px
QHYCCD QHY533M — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
QHYCCD QHY5III715C — recommended user
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.