Thank you again for your participation and support. This is a difficult work for us. We believe that all of you are the right person, but the places are limited. Hope we will still have the opportunity to cooperate in the future!  ...

This large-aperture telescope is an upgrade based on the SV550 80mm. If you put the two together, you will be very surprised!  ...

Why did we still choose the lens structure of the FPL-51 Triplet? We can discuss it together.  ...

We will redefine testers in a new way and hope we can cooperate with users who are interested in our products better in the future. If you are interested in it, please see our introduction.  ...

After the continuous improvement of our engineers, the NINA system has also been upgraded and improved. I hope the above steps can help you complete the update  ...

If you don't know how to use the SV305 camera, then come and read this blog, it will help a lot i think.  ...

Do you want to be our experiencer of new release products? Apply and fill out the application form to be our tester!  ...

What is the light pollution and the main types of light pollution? How to reduce the impact of light pollution on astronomical observations? Read more to know the details.  ...

Dudley is a user of Sv550 122MM. He also owns a Sv550 80MM. Want to know his experience about using Sv550 122MM and his opinions about SV550 80MM and SV550 122MM? Read more and learn it.  ...

After the release of SV550 122MM, we received a lot of feedback about SV550 122MM. Do you want to know their feelings after using SV550 122MM? This blog will take you to hear their thoughts.  ...