In this article, I take the SV188P and SV138 as the example, introduce each kind of diagonal's advantages and shortcomings for the beginners, the 45° is more suitable for the terrestrial， or long focus Schmidt-Cassegrain and Maksutov-Cassegrain telescopes, while it induces the CA, and so favored by today's market...... Read More
✨Product: Pre-sale of SV535 & SV545 Astrophotography Lens!
🎁Bonus:
①SVBONY 2-inch UV/IR cut filter（SV535）/SVBONY SV226P filter drawer（SV545）
②8th Anniversary canvas bag
③SVBONY 8th Anniversary Baseball Cap
④SVBONY Exclusive Stickers
📅Arrival Date:
Scheduled to ship between late January and early February 2026.
🚀Shipping:
First come, first served! Orders will be shipped in order of order.
Go to SV535
Go to SV545
