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Top news results for narrowband
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...
MARS DR2 for Pixinsight dropped
Monday, June 29, 2026 by Russ Scritchfield
The newest MARS DR2 database for PixInsight is now available, and if you’re already using Multiscale Gradient Correction, this is one update that’s actually worth installing. It replaces the original MARS database with much broader sky coverage and a more complete reference, especially f...
Takahashi FSQ-106EDX4 Review: Still the King of Refractors
Friday, June 19, 2026 by Richard Harris
I have owned and used a lot of telescopes over the decades. Some were good on paper but annoying in real life. Others were easy to live with but left a little performance on the table. The Takahashi FSQ-106EDX4 is the rare one that feels like it was designed by people who actually image, and then ke...
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...