ZWO ASI290MM

ZWO ASI290MM features a Sony IMX290 sensor. It is highly recommended for autoguiding and planetary astrophotography. ASI290MM offers very good performance for astrophotography. Low read noise, high dynamic range, QE peak about 80%, AR protective window and much more.

Technical Specifications

Sensor: 1/2.8″ CMOS IMX290/IMX291
Resolution: 2.1 Megapixels 1936×1096
Pixel Size: 2.9µm
Exposure Range: 32µs-2000s
ROI: Supported
Non-volatile memory/On camera storage: Build-in total 192K byte user-accessible space(image size up to 480X320)
Interface: USB3.0/USB2.0
ST4 Guider Port: Yes
Focus Distance to Sensor: 12.5mm
Shutter Type: Rolling Shutter
Protect window: AR coated window
Operating System Compatibility: Mac, Windows, Linux
Interface: USB3.0/USB2.0
Bit rate: 12bit output(12bit ADC)
Adaptor: 2″ / 1.25″ / M42X0.75
Dimension: φ62mm X 36mm
Weight: 120g or 4.2 ounces (without lens)
Working Temperature: -5°C—45°C
Storage Temperature: -20°C—60°C
Working Relative Humidity: 20%—80%
Storage Relative Humidity: 20%—95%

Supported resolution

USB2.0 MAX FPS
1936×1096: 20.4
1280×960: 35.3
640×480: 141.5
320×240: 355.9
2X2Bin :968×548: 20.4

USB3.0 MAX FPS(12bit/10bit)
1936×1096: 82.2/170
1280×960: 93.6/193.9
640×480: 184/381.2
320×240: 355.9/737.5
2X2Bin :968×548: 82.2/170