The ASI290MM Mini USB2.0 Mono Guide Camera has a comparably smaller body and lighter weight than the original ASI 290MM, yet with the same high performance. Suitable for planetary imaging and guiding, featuring low read noise, high dynamic range, QE peak 77%, AR protective window.  

Astrophotography Performance:

ASI290 mini camera offers you very good performance for planetary imaging and guiding. Low read noise, high dynamic range, QE peak >80%, AR protective window and much more.

290Mini vs 290MM

Compared with ASI290MM camera, 290mini have smaller outlook, lighter weight, and it can reach focus at same position with eyepiece.

USB2.0 Port & ST4 Port: 

USB 2.0 Port: Mini camera has one USB2.0 type C port. Type C port is very popular in mobile phones, it will not care about positive side and negetive side of the adapter.

ST4 Port: Can connect mini camera direct connect to auto guide port of mount.

Connection Guide:

ASI mini cameras focus at the same postion as an eyepiece does. You can focus with a eyepiece, and put the ASI mini camera into 1.25" holder. 

ASI mini camera are also suitable for OAG, it can have a much bigger focus range than normal ASI cameras.

About ZWO Optical: Astrophotography has never been easier

"Established in 2011, ZWO Optical is a fast-growing global astroimaging camera powerhouse based in Suzhou China.
They focus on building and innovating groundbreaking CMOS cameras such as the iconic ZWO ASI120MM Monochrome CMOS camera (the first-ever planetary CMOS camera to beat a CCD in the early 2010s).
ZWO continues to pioneer new astrophotography technology with revolutionary features to capture exceptional quality of images of space that will last you a lifetime.

Today, ZWO cameras are recognised by every passionate astrophotography and are available in over 25 countries internationally. "

Product Code: ZWO-ASI290MINI