ZWO ASI585MC 8.29 MP CMOS Color Astronomy Camera with USB 3.0

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ASI585MC adopts Sony IMX585 CMOS sensor. As one of ZWO's latest OSC planetary cameras, it features a large sensor format of 1/1.2", a high resolution of 3840x2160, and a surprisingly amazing characteristic of ZERO AMP GLOW! The pixel size is 2.9umx2.9um. In 12-bit mode, it produces 46.9 FPS with super low readout noise!
8.29MP Senor
ASI585MC adopts Sony IMX585 CMOS sensor. As one of ZWO's latest OSC planetary cameras, it features a large sensor format of 1/1.2", a high resolution of 3840x2160, and a surprisingly amazing characteristic of ZERO AMP GLOW! The pixel size is 2.9umx2.9um. In 12-bit mode, it produces 46.9 FPS with super low readout noise!
STARVIS 2
ASI585MC adopts the latest SONY IMX585 sensor with STARVIS 2 technology. Featuring zero amp glow, lower dark current noise, and 3 times larger full well capacity, this camera is regarded as an upgrade of ASI485MC. It is also more sensitive to red, green and near infrared (NIR) lights compared to ASI485MC, especially in >850nm wavelength range, its light sensitivity is 1.5 times greater than ASI485MC.
USB 3.0 & 256MB DDR3 Memory
The camera is equipped with a USB 3.0 transmission interface and a built-in 256MB DDR3 cache to ensure stable and secure data transmission. Under long exposure, it effectively avoids frame dropping and greatly reduces the glow effect caused by slow reading speed.
Upgraded Model
The ASI585MC is an upgraded camera to the ASI485MC. Compared with the ASI485MC, it has the characteristics of a larger full well depth and no amp glow.
Large Full Well Depth
Thanks to the back-illuminated sensor structure and advanced pixel technology, the camera has very low readout noise and a large full well depth. Especially in low light conditions, the camera performs excellent, capturing very clear images of celestial objects.
Camera Curve: Low read noise, high dynamic range
With ZWO’s upgraded High Conversion Gain (HCG) mode, the ASI585MC achieves an impressive 12 stops of dynamic range—reducing noise and preserving fine detail in both faint and bright areas of your images.
Quantum Efficiency
After our calculation, the peak quantum efficiency of ASI585MC is 91%.
No Amp Glow
ASI585MC exhibits zero amp glow, no matter how long the exposure and how high the gain value. Since it is implemented directly at the hardware level, it does not require software control.
Specifications:
- Sensor: 1/1.2" CMOS Sony-IMX585AAQJ1-C
- Bayer Pattern: R Gr Gb B
- QE peak:91%
- Back focus length: 6.5mm/17.5mm
- Max fps: 46.9fps
- Full well: 40Ke
- Shutter: Rolling shutter
- Resolution: 8.29Mega Pixel, 3840x2160
- Pixel Size: 2.9µm
- Exposure Range: 32μs~2000s
- Interface: USB 3.0 /USB 2.0 Type-B
- Protect window: φ32-2 AR
- ADC: 12bit
- Dimension: 11.136mmx6.264mm
- Weight: 126g
- Working Temperature: -5℃~50℃
- Storage Temperature: -10℃~60℃
- Working Relative Humidity: 0-80%
- Supported OS: WIN7/8/10 32&64, Linux, Mac
Other Information
- Country of Manufacture: China
8.29MP Senor
ASI585MC adopts Sony IMX585 CMOS sensor. As one of ZWO's latest OSC planetary cameras, it features a large sensor format of 1/1.2", a high resolution of 3840x2160, and a surprisingly amazing characteristic of ZERO AMP GLOW! The pixel size is 2.9umx2.9um. In 12-bit mode, it produces 46.9 FPS with super low readout noise!
STARVIS 2
ASI585MC adopts the latest SONY IMX585 sensor with STARVIS 2 technology. Featuring zero amp glow, lower dark current noise, and 3 times larger full well capacity, this camera is regarded as an upgrade of ASI485MC. It is also more sensitive to red, green and near infrared (NIR) lights compared to ASI485MC, especially in >850nm wavelength range, its light sensitivity is 1.5 times greater than ASI485MC.
USB 3.0 & 256MB DDR3 Memory
The camera is equipped with a USB 3.0 transmission interface and a built-in 256MB DDR3 cache to ensure stable and secure data transmission. Under long exposure, it effectively avoids frame dropping and greatly reduces the glow effect caused by slow reading speed.
Upgraded Model
The ASI585MC is an upgraded camera to the ASI485MC. Compared with the ASI485MC, it has the characteristics of a larger full well depth and no amp glow.
Large Full Well Depth
Thanks to the back-illuminated sensor structure and advanced pixel technology, the camera has very low readout noise and a large full well depth. Especially in low light conditions, the camera performs excellent, capturing very clear images of celestial objects.
Camera Curve: Low read noise, high dynamic range
With ZWO’s upgraded High Conversion Gain (HCG) mode, the ASI585MC achieves an impressive 12 stops of dynamic range—reducing noise and preserving fine detail in both faint and bright areas of your images.
Quantum Efficiency
After our calculation, the peak quantum efficiency of ASI585MC is 91%.
No Amp Glow
ASI585MC exhibits zero amp glow, no matter how long the exposure and how high the gain value. Since it is implemented directly at the hardware level, it does not require software control.
Specifications:
- Sensor: 1/1.2" CMOS Sony-IMX585AAQJ1-C
- Bayer Pattern: R Gr Gb B
- QE peak:91%
- Back focus length: 6.5mm/17.5mm
- Max fps: 46.9fps
- Full well: 40Ke
- Shutter: Rolling shutter
- Resolution: 8.29Mega Pixel, 3840x2160
- Pixel Size: 2.9µm
- Exposure Range: 32μs~2000s
- Interface: USB 3.0 /USB 2.0 Type-B
- Protect window: φ32-2 AR
- ADC: 12bit
- Dimension: 11.136mmx6.264mm
- Weight: 126g
- Working Temperature: -5℃~50℃
- Storage Temperature: -10℃~60℃
- Working Relative Humidity: 0-80%
- Supported OS: WIN7/8/10 32&64, Linux, Mac
This item comes complete with:
- Camera body
- 1.2" Cover
- ST4 Cable
- 2" Cover
- 1.25" Nosepiece
- Quick Guide
- USB 3.0 Cable (2m)
ASI585MC adopts Sony IMX585 CMOS sensor. As one of ZWO's latest OSC planetary cameras, it features a large sensor format of 1/1.2", a high resolution of 3840x2160, and a surprisingly amazing characteristic of ZERO AMP GLOW! The pixel size is 2.9umx2.9um. In 12-bit mode, it produces 46.9 FPS with super low readout noise!
8.29MP Senor
ASI585MC adopts Sony IMX585 CMOS sensor. As one of ZWO's latest OSC planetary cameras, it features a large sensor format of 1/1.2", a high resolution of 3840x2160, and a surprisingly amazing characteristic of ZERO AMP GLOW! The pixel size is 2.9umx2.9um. In 12-bit mode, it produces 46.9 FPS with super low readout noise!
STARVIS 2
ASI585MC adopts the latest SONY IMX585 sensor with STARVIS 2 technology. Featuring zero amp glow, lower dark current noise, and 3 times larger full well capacity, this camera is regarded as an upgrade of ASI485MC. It is also more sensitive to red, green and near infrared (NIR) lights compared to ASI485MC, especially in >850nm wavelength range, its light sensitivity is 1.5 times greater than ASI485MC.
USB 3.0 & 256MB DDR3 Memory
The camera is equipped with a USB 3.0 transmission interface and a built-in 256MB DDR3 cache to ensure stable and secure data transmission. Under long exposure, it effectively avoids frame dropping and greatly reduces the glow effect caused by slow reading speed.
Upgraded Model
The ASI585MC is an upgraded camera to the ASI485MC. Compared with the ASI485MC, it has the characteristics of a larger full well depth and no amp glow.
Large Full Well Depth
Thanks to the back-illuminated sensor structure and advanced pixel technology, the camera has very low readout noise and a large full well depth. Especially in low light conditions, the camera performs excellent, capturing very clear images of celestial objects.
Camera Curve: Low read noise, high dynamic range
With ZWO’s upgraded High Conversion Gain (HCG) mode, the ASI585MC achieves an impressive 12 stops of dynamic range—reducing noise and preserving fine detail in both faint and bright areas of your images.
Quantum Efficiency
After our calculation, the peak quantum efficiency of ASI585MC is 91%.
No Amp Glow
ASI585MC exhibits zero amp glow, no matter how long the exposure and how high the gain value. Since it is implemented directly at the hardware level, it does not require software control.
Specifications:
- Sensor: 1/1.2" CMOS Sony-IMX585AAQJ1-C
- Bayer Pattern: R Gr Gb B
- QE peak:91%
- Back focus length: 6.5mm/17.5mm
- Max fps: 46.9fps
- Full well: 40Ke
- Shutter: Rolling shutter
- Resolution: 8.29Mega Pixel, 3840x2160
- Pixel Size: 2.9µm
- Exposure Range: 32μs~2000s
- Interface: USB 3.0 /USB 2.0 Type-B
- Protect window: φ32-2 AR
- ADC: 12bit
- Dimension: 11.136mmx6.264mm
- Weight: 126g
- Working Temperature: -5℃~50℃
- Storage Temperature: -10℃~60℃
- Working Relative Humidity: 0-80%
- Supported OS: WIN7/8/10 32&64, Linux, Mac
Other Information
- Country of Manufacture: China
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This item comes complete with:
- Camera body
- 1.2" Cover
- ST4 Cable
- 2" Cover
- 1.25" Nosepiece
- Quick Guide
- USB 3.0 Cable (2m)

ZWO ASI585MC 8.29 MP CMOS Color Astronomy Camera with USB 3.0


















