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ZWO is a Chinese technology company founded in 2011 by Sam Wen, with its headquarters based in Suzhou, China. The company focuses on developing innovative products in astrophotography, designing and manufacturing its line of CMOS astronomy cameras, innovative astronomy imaging controllers, accessories, and imaging capturing/editing software.

As one of the earliest companies in China focusing on CMOS astronomy cameras and accessories, ZWO today serves customers from 100+ countries over the globe, including amateur astrophotographers, professional research astronomers, public observatories, and citizen science users. ZWO applies for more than five technology patents each year and has accumulated more than 40 patents and software copyrights. Half of the ZWO team members are developers dedicated to product development, algorithm research, software design, etc. Every year, ZWO has nearly ten new products introduced to the market, ensuring they meet customers' needs.

Our Vision

We come together for one dream: Make astrophotography easy and fun. The mission of ZWO is to help make an amateur astronomer's dream come true through innovative hardware, software, and services.

Innovation

ZWO's core competency is innovation, which is its most vital competitive advantage, giving it unprecedented strength in withstanding disruption and competitive threats in the astrophotography market. ZWO stands a long-established reputation for a commitment to developing unique and innovative technology products, including the ASIAIR, DSO cameras, EAF, EFW, ADC, and AM5. Over the years, ZWO has continued to innovate and perfect its ecosystem of interoperable hardware, continuously updated software, and use-case-specific services that appeal to existing, very loyal ZWO consumers.

Planetary Cameras

In 2011, the ZWO ASI130MM was the first CMOS camera designed by the founder, Sam Wen——for planetary imaging. After that, the ASI120 camera entered the international market, and CMOS cameras completely replaced CCD planetary cameras.

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DSO Cooled Cameras

In 2016, the ZWO ASI1600 broke the CCD camera's leading position in DSO imaging.

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Game Changer: ASIAIR

In 2018, the first generation Astrophotography Wireless Controller - ASIAIR was released. It's a revolutionary product and a giant leap in astrophotography!

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ASIMount

In 2021, ZWO released the AM5 strain wave geared drive mount with a lightweight design and superior performance, with no counterweight required, and it was a big hit. So far, ZWO has a relatively well-developed.

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Awards

2014y

ASI120 is voted as “HOT SKY PRODUCT – 2014” by SKY&TELESCOPE magazine.

2016y

ASI224 is voted as “HOT SKY PRODUCT – 2016” by SKY&TELESCOPE magazine.

2017y

ZWO ADC is voted as “HOT SKY PRODUCT – 2017” by SKY&TELESCOPE magazine.

2017y

Be recognized as one of the"Jiangsu Province Private Science-Technology Enterprises".

2020y

Be recognized as one of the "Gazelle Enterprises" by Suzhou.

2020y

Be recognized as one of the "High and New Tech Enterprises".

Working Environment

Their Reviews

Chien-Yu Chen

All ZWO's products are great. I especially like ASIAIR because it makes astrophotography quite easy. I can just control my equipment with my phone without having to bring a computer.

Arturo Buenrostro

Thanks to ZWO, anyone from their cell phone or tablet can control the astronomical equipment, congratulations and thanks for also taking into account solar photography.

Chayaphon Phanitloet

I am very impressed with ZWO products, beautiful and nice packaged. ZWO has also developed the software to be compatible with its own products, and it is updated regularly.

Prasun Agrawal

For now, I honestly feel ZWO is doing a great job on all fronts – sales, customer support, tech support. I would say keep it up!

Tommy Lease

ZWO cameras are great. I recommended them to all newcomers to astrophotography because they are easy to use, have solid firmware/software and pcroduce great images.

Chad Leader

ZWO is a great company -and I’m not just saying that! I own several of your products, and I’ve been very pleased with the performance of them all. Your innovative designs are based on logic and convenience. Additionally, the ZWO team has been very responsive if I’ve had a question about something.