ZWO is a world-renowned manufacturer of astrophotography equipment, best known for its ASI CMOS cameras, the ASIAIR smart controller, and precision accessories.
ZWO (Suzhou ZWO Co., Ltd.) is a leading technology company dedicated to the development of innovative products in the field of astrophotography. Established as a pioneer in planetary and deep-sky imaging, ZWO helps amateur astronomers capture the universe with high-performance yet accessible equipment. The company's core product line includes the popular ASI series of CMOS cameras, which range from planetary imagers to cooled full-frame deep-sky cameras.
Beyond cameras, ZWO has built a comprehensive ecosystem for astrophotography. This includes the ASIAIR smart WiFi controller, which replaces the need for a laptop in the field, as well as the EAF (Electronic Automatic Focuser), EFW (Electronic Filter Wheel), and harmonic drive mounts like the AM5. ZWO continues to innovate with all-in-one smart telescopes and advanced guiding solutions, making astrophotography easier and more efficient for users worldwide.
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Drivers, ASIStudio, and ASCOM platform support can be downloaded directly from the 'Software' section of the official ZWO website.
ZWO cooled cameras typically require an external 12V DC 3A-5A power supply (center pole positive) to operate the TEC cooling system. USB power alone is insufficient for cooling.
Most ZWO Pro cooled cameras (like the ASI2600 or ASI6200) are designed for a 55mm back focus distance when used with the standard extenders included in the box.
Yes, the ZWO ASIAIR Plus and ASIAIR Mini smart controllers allow you to control cameras, mounts, and accessories wirelessly via a smartphone or tablet app.