Telescopes & Astronomy

The flatfield eyepieces are ideal all-rounders for deep sky and also planets with an excellent sharpness performance.

The eyepieces have a very high quality coating and offer excellent sharpness in the field so that they are equally suitable for the deep-sky observation of nebulae and galaxies but also good for the moon and planets. The eyepieces are mutually parfocal, so that refocusing the eyepiece is not necessary.

The Sirius 5x Barlow with M42 Thread dramatically increases the magnification of your existing eyepieces, allowing you to reveal fine lunar details and planetary features like Jupiter's cloud bands with stunning clarity. Its standard M42 thread ensures easy compatibility with a wide range of telescopes and imaging setups, making it an essential addition to any astronomer's accessory kit.

The Sirius Optics Plossl 40mm Eyepiece delivers a wide, comfortable field of view ideal for observing large deep-sky objects, star clusters, and sweeping lunar landscapes. With its standard 1.25-inch barrel and classic multi-element Plossl design, this affordable eyepiece is a great addition to any beginner or intermediate telescope setup.

The Sirius Optics Plössl 30mm eyepiece delivers a wide 50° apparent field of view, making it a versatile choice for both deep-sky and planetary observation. Its 1.25-inch barrel fits standard telescope focusers, and the 30mm focal length provides comfortable eye relief ideal for extended viewing sessions.

The Sirius Optics Plossl 12.5mm eyepiece delivers crisp, clear views at a mid-range magnification, making it an excellent all-around choice for lunar, planetary, and deep-sky observing. This affordable 1.25-inch eyepiece features the trusted Plossl design with fully coated optics, offering great value for beginners and seasoned astronomers alike.

The Sirius 3x Barlow lens triples your telescope's magnification, letting you explore lunar craters and planetary details with stunning clarity. Its fully multi-coated, 3-element apochromatic design minimizes chromatic aberration for crisp, sharp images, while the built-in M42 thread doubles as a T-adapter for easy DSLR or SLR camera attachment.