The SV240 allows for excellent transmission in the wavelength ranges of key emission lines from celestial bodies: Hα, OIII, and SII, achieving a transmission rate exceeding 90%. This ensures that you capture the most vital information for high-quality astrophotography. READ MORE
SV555 Astrograph is a astrophotography telescope specially designed for deep sky objects, offering numerous unique advantages for astrophotography. READ MORE
In recent days, the highly anticipated comet C/2023 A3 (Tsuchinshan-ATLAS), known in Chinese as “紫金山-阿特拉斯,” has become observable. This is the eighth comet discovered by the Purple Mountain Observatory of the Chinese Academy of Sciences, and it has not passed this close to Earth in the past 80,000 years. READ MORE
The SV215 is an excellent eyepiece primarily suited for short focal ratio mid-high-end refractor telescopes (portable OTA) and is ideal for observing the lunar surface and planets at high magnifications. It is particularly perfect for astronomy enthusiasts and professionals who seek greater flexibility in their observations. READ MORE
