Imaging with multi-band filters

Ron Brecher, Guelph, Ontario, Canada, 22 November 2025 Ron says: “I used a colour camera and two Optolong filters to capture SII, Ha and OIII emissions, then processed them in the Foraxx palette. I’m

Jupiter is one of winter’s most exciting targets, not just for its ever-changing surface and moon transits, but for the fascinating features revealed by different filters. This planetary season, try a

Spotlight on readers’ excellent images and how they captured them

Sean McCormack merges bracketed files for better landscapes

These four Nagler Type-7 eyepieces are based on Tele Vue’s much-loved limited-edition Apollo 11 eyepiece created for the 50th anniversary of the Moon landings (indeed, Tele Vue’s founder Al Nagler des

Matty Graham examines a Canon telephoto zoom that delivers huge reach without breaking the bank