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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...
Astronomy equipment at NEAF 2026
Monday, April 13, 2026 by Richard Harris
NEAF has come and gone, another year in the books where astronomy enthusiasts and manufacturers from all over the world end up in the same place for a couple of very full days. If you’re not familiar with it, NEAF stands for the Northeast Astronomy Forum and Space Expo, and it’s really t...
MOTHRA telescope 1,140-lenses to map the cosmic web
Friday, March 13, 2026 by Trey Abbe
A new astronomical instrument is being developed to capture the faint glow of the cosmic web with a scale and simplicity that set it apart. Built as an array of 1,140 individual objective lenses working together, the system trades a single large mirror for many smaller optics, enabling exceptional s...
Celestron Origin Mark II announced! What we know
Thursday, October 16, 2025 by Austin Harris
Celestron has announced an update to their Origin smart telescope, introducing a new camera with higher resolution and improved sensitivity. The original Origin redefined what it meant to have a telescope at home, it wasn’t just an optical tube on a mount, it was a self-contained observatory d...