I recently had a conversation with a longtime astronomy club member. A beginner had asked him for advice on getting started in practical observational astronomy. He...
A new name in affordable lenses offers an 11mm fish-eye with excellent mechanics and optics for ultra-wide astrophotos. TTArtisan 11mm f/2.8 Lens Astrophotographers make...
Plus: Superb optics, with flat field for imaging; excellent fittings and finish Minus: 2-inch eyepieces and diagonal will not reach focus; no filter drawer...
A new big-aperture refractor providing top-class optical and mechanical performance to appeal to apo aficionados. Plus: Excellent optics and mechanics; suitable for both visual...