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Blog
Understanding and using narrowband filters (Hα,...
Discover the role of narrowband filters (Hα, O III, S II) in astrophotography, their advantages and practical tips for detailed celestial images.
Understanding and using narrowband filters (Hα,...
Discover the role of narrowband filters (Hα, O III, S II) in astrophotography, their advantages and practical tips for detailed celestial images.
Top star trackers 2025 : Polaris vs SkyGuider P...
2025 buying guide on the best star trackers: Polaris, SkyGuider Pro and Star Adventurer Mini. Compare accuracy, payload capacity, features and price.
Top star trackers 2025 : Polaris vs SkyGuider P...
2025 buying guide on the best star trackers: Polaris, SkyGuider Pro and Star Adventurer Mini. Compare accuracy, payload capacity, features and price.
Planetary opposition and Saturn in the spotlight
Discover Saturn's opposition on September 21, 2025, an exceptional astronomical event to observe the ringed planet under optimal conditions.
Planetary opposition and Saturn in the spotlight
Discover Saturn's opposition on September 21, 2025, an exceptional astronomical event to observe the ringed planet under optimal conditions.
The interstellar comet 3I/ATLAS : a unique visi...
Discover the interstellar comet 3I/ATLAS, its origin, its characteristics, and its scientific significance.
The interstellar comet 3I/ATLAS : a unique visi...
Discover the interstellar comet 3I/ATLAS, its origin, its characteristics, and its scientific significance.
Understand the different types of glass used in...
Discover the characteristics of BAK4, BK7, FPL-51 and FPL-53 optical glasses used in optical instruments and their impact on the quality of observations.
Understand the different types of glass used in...
Discover the characteristics of BAK4, BK7, FPL-51 and FPL-53 optical glasses used in optical instruments and their impact on the quality of observations.
Understanding the differences between roof pris...
Discover the differences between roof prisms and Porro prisms in spotting scopes and binoculars, and how to choose the instrument that best suits your needs.
Understanding the differences between roof pris...
Discover the differences between roof prisms and Porro prisms in spotting scopes and binoculars, and how to choose the instrument that best suits your needs.