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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...
Protecting the night sky: What to expect at DarkSkys annual meeting
Friday, June 5, 2026 by Russ Scritchfield
The 2026 Annual Membership Meeting of DarkSky International invites all members to take part in a focused review of the organizations direction on Wednesday, June 17th. Attendees can expect clear updates from senior leadership, opportunities to connect with the Board of Directors, and a chance to re...
The smallest dobsonian telescope you will ever see Pico Dobsonian
Friday, May 22, 2026 by Richard Harris
A 3 inch telescope is not going to replace anyone’s serious observing rig, and honestly, that is what makes the Pico Dobsonian interesting. It feels less like a “real” telescope in the traditional sense and more like a wonderfully nerdy experiment in how small and simple astronomy ...
Askar 111F APO telescope released with dedicated 0.74x reducer
Wednesday, May 20, 2026 by Richard Harris
The refractor market has become crowded over the past few years, but every once in a while a telescope shows up that feels like it was designed by people who actually spend nights under the stars. The new Askar 111F gives that impression right away. Built around a 111mm aperture with a 766mm focal l...