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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...
Questar is gone: The fate of the world's most famous compact telescope
Friday, July 3, 2026 by Richard Harris
Like a lot of amateur astronomers, I can still remember flipping through Astronomy magazine in the 1980s and stopping on those Questar ads. There it was, this small, polished, precision telescope photographed like a fine instrument, not just another piece of astronomy gear. I wanted one pretty bad b...
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...
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Observable Space wins contract after successful venture funding
Saturday, May 30, 2026 by Richard Harris
Observable Space grew out of PlaneWave Instruments and is known in the astronomy community for building some of the finest amateur and observatory class telescopes. Today the company also develops optical systems for laser communications and space domain awareness. It has raised $90 million dollars ...