1.25" Eyepieces & Barlows

The Sirius 1.25 Inch Parfocal Ring eliminates the need to refocus your telescope every time you swap eyepieces. Simply lock the ring onto each eyepiece barrel at its precise focus point, and enjoy seamless transitions between magnifications during visual observing or astrophotography sessions. It's a simple, affordable upgrade that saves valuable time at the eyepiece.

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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.

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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.

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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.

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The Sirius Optics Plossl 15mm eyepiece delivers a generous 50°+ apparent field of view, making it a versatile choice for both deep-sky and planetary observation. Its classic symmetrical doublet design offers sharp, well-corrected views in any 1.25-inch focuser, while the 15mm focal length provides comfortable eye relief for extended viewing sessions.

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The saxon Erecting Eyepiece range is used to correct image orientation, especially for terrestrial observations. Make your telescope dual purpose with this handy eyepiece. Learn More

Wide angle, fully multi-coated Learn More

• Omni eyepieces offer a quality 4-element Plössl optical design at a super affordable price
• Rubber eyecups provide comfort and increase contrast. Leave them up or fold them down when wearing eyeglasses.
• Beautiful matte aluminum barrels and blackened lens edges prevent internal reflections
• 1.25” barrels are threaded to accept filters

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• Omni eyepieces offer a quality 4-element Plössl optical design at a super affordable price
• Rubber eyecups provide comfort and increase contrast. Leave them up or fold them down when wearing eyeglasses.
• Beautiful matte aluminum barrels and blackened lens edges prevent internal reflections
• 1.25” barrels are threaded to accept filters

Learn More