Testing the Explore Scientific AR127, the Svbony SV550 122mm F7, and Sky-Watcher Esprit 120 ED for astrophotography in this 5" refractor shootout!
SV550:[ Ссылка ]
![](https://i.ytimg.com/vi/36wKGdvy9Sc/maxresdefault.jpg)
Testing the Explore Scientific AR127, the Svbony SV550 122mm F7, and Sky-Watcher Esprit 120 ED for astrophotography in this 5" refractor shootout!
SV550:[ Ссылка ]