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Top news results for narrowband filters
Optolong L2 Dual Combo Filters Review
Thursday, July 30, 2026 by Jim Thompson
Optolong's multi-narrowband (MNB) filter is called the L-Synergy. It has a 7nm wide pass band at O-III and another at S-II. When paired with their existing L-eXtreme filter and a one-shot colour (OSC) camera, one is able to produce nebula images using the Sulphur-Hydrogen-Oxygen (SHO...
Askar F-Series 131F with dedicated 0.74x reducer has been released
Wednesday, May 27, 2026 by Russ Scritchfield
Askar is continuing to grow its F Series astrograph lineup with a larger aperture option designed for astrophotographers who want strong optical performance without sacrificing real-world usability in the field. The new 131F feels purpose-built for imagers who value reliable mechanics, clean st...
miniCAM8 camera deep sky combo review
Wednesday, April 29, 2026 by Richard Harris
QHY is a well-recognized name in astrophotography. They build cameras trusted by professional observatories and by hobbyists like me who crave that level of excellence at a reachable price. As many of you know, the smart telescope world is booming right now - just last month I reviewed ZWO's new...
Telescope Deals Black Friday 2025
Monday, November 24, 2025 by Austin Harris
This year's astronomy listings bring a wide range of equipment into the Black Friday cycle, with several manufacturers offering targeted reductions across telescopes, smart imaging devices, cameras, and accessories. Rather than focusing on dramatic markdowns, these collections lean toward practi...