The ZWO ASI533MC-Pro is a high-performance cooled color astronomy camera ideal for capturing deep-sky objects, as well as high-resolution images of the Moon, Sun, and planets. Its square-format sensor, advanced cooling system, and innovative design make it a versatile tool for astrophotographers of all levels.
Key Features
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Square 1” Sony IMX533 Sensor
Equipped with a 9-megapixel back-illuminated CMOS sensor with 3008x3008 resolution and 3.76µm pixels, the camera is perfect for framing symmetric celestial objects like star clusters and nebulae.
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Enhanced Image Quality
The back-illuminated design improves sensitivity and reduces noise, with a high quantum efficiency (QE) of 80% and low read noise of just 1.0e. The sensor’s 50,000e full well capacity ensures bright stars remain sharp without saturation.
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Zero Amp Glow
Features advanced circuitry to completely eliminate amp glow, even during long exposures at high gain, resulting in cleaner, more accurate images.
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Efficient TEC Cooling and Anti-Dew Heater
A two-stage TEC cooling system reduces sensor temperature by up to 35°C below ambient, minimizing noise. The heat generated by the cooler also prevents dew formation on the camera window.
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Fast Data Transfer
Includes a 256MB DDR3 memory buffer for stable data transfer and reduced amp glow. The USB3.0 port supports fast data rates of 20 fps at full resolution.
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Dynamic Range and Low-Noise Performance
Offers a dynamic range of up to 14 stops, with optimal performance at a gain setting of 100. This makes it well-suited for electronically assisted astronomy (EAA) and traditional astrophotography.
Compact and User-Friendly Design
The ASI533MC-Pro is ideal for both deep-sky imaging and solar-system photography. Its compact size, powerful cooling, and versatile square sensor make it a perfect choice for astrophotographers seeking excellent performance and reliability in a streamlined package.
- Sensor
- Sony IMX533 CMOS ( color )
- Resolution
- 3008 × 3008
- Pixel Size
- 2.9μm
- Sensor Size
- 1″ ( 11.31 x 11.31mm )
- Max Frame Rate
- 20 fps
- Read Noise
- 1.0e
- Cooling Temp
- △35°C
- Quantum Efficiency
- 80%
- Full Well
- 50ke
- Exposure Range
- 32μs–2000s
- DDR3 Buffer
- 256 MB
- ADC
- 14 bit
- Flange Distance
- 17.5mm
- Camera Thread
- M42
- Adapter Included
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M48 → M42 Adapters ( 0 & 16.5mm )
M42 Extender ( 21mm )
M28.5 → M42 Adapter
1.25" Nosepiece → M42 Adapter
- Interface
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USB 2.0 Type-A
USB 3.0 Type-B
- Cable Included
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USB 2.0 Type A↔B ( 0.5m ) x2
USB 3.0 Type A↔B ( 2m )
- Camera Weight
- 0.457 kg / 1 lbs