The ZWO ASI585MM Pro Mono is a powerful black-and-white model for astrophotographers who want maximum control, sharpness and low-noise shots - even at longer exposures. Thanks to the advanced Sony IMX585 sensor with STARVIS 2 technology, high sensitivity and built-in cooling, this camera is ideal for lunar, planetary and deep-sky photography.
What makes this camera really special is the combination of an amp glow-free sensor and active Peltier cooling. So you get super-crisp images even in the darkest parts of the universe - with no amp glow and no sensor overheating. The 2.9 µm pixels already offer exceptional resolution at f/10, making Barlow lenses often unnecessary.
Key features
- Sony IMX585 sensor (8.3 MP, monochrome) - resolution of 3840 x 2160 pixels
- Amp glow-free sensor - no disturbing glow in long exposures
- Peltier cooling to -35°C below ambient - extremely low noise, even in summer
- Pixel size of 2.9 µm - ideal for telescopes with f/10 or higher
- Frame rate up to 47 fps - perfect for stacking, live view and video
Applications
✓ Moon and planet photography with unprecedented sharpness
✓ Solar photography (only with appropriate solar filter!)
✓ Deep-sky astrophotography with high contrasts
✓ Infrared shots to reduce seeing
✓ Electronically assisted astronomy (EAA)
The ASI585MM Pro Mono is ideally suited for those who want to use monochrome images for scientific applications, maximum post-processing or narrow-band shots. You will extract more signal from faint structures in nebulae, galaxies or the lunar disk than with standard color sensors.
Specifications
| Feature | Value |
|---|---|
| Sensor | Sony IMX585 CMOS (Monochrome) |
| Resolution | 3840 x 2160 (8.3 MP) |
| Pixel size | 2.9 µm |
| Sensor format | 11.2 x 6.3 mm |
| Diagonal | 12.84 mm |
| Bit depth | 12-bit |
| Full Well Capacity | 40.000 e- |
| Reading Noise | 0,7 e- |
| FPS | 47 (at full resolution) |
| Interfaces | USB 3.0, USB 2.0 |
| Cooling | Yes, Peltier to -35°C |
| Power supply | 12V |
| Buffer | 512 MB DDR3 RAM |
| Telescope connection | M42x0.75 (1.25″ / 2″ / T2) |
| Weight | 410 g |
| Dimensions | Ø78 mm × 86 mm |
| Quantum efficiency | 91% |
Additional info
✓ Works on Windows, Mac and Linux
✓ No built-in IR filter - thus suitable for IR shooting
✓ Ideal for advanced astrophotographers with narrowband filters
Note
Always use an appropriate solar filter when photographing the sun. RGB or narrowband filters are required for color information.













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