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Use the iOptron 90° Dielectric Star Diagonal to place your head in a comfortable viewing position when your refractor or catadioptric optical tube assembly (OTA) is aimed at or near the zenith. Built with a dielectric hard-coated BK-7 glass mirror, the diagonal transmits more than 99% of the incoming light

Built with a dielectric hard-coated BK-7 glass mirror, the diagonal transmits more than 99% of the incoming light to ensure clear and bright high-contrast images while maintaining maximum resolution. Designed to be lightweight and durable, the diagonal features an aluminum housing with a black anodized finish.

The iOptron® Photron™ Ritchey-Cretien design telescopes, feature low thermal expansion quartz primary and secondary mirrors with ninety-nine percent reflective dietetic coatings. The RC optical design delivers coma, spherical and chromatic aberration free results

The iOptron® Photron™ Ritchey-Cretien design telescopes, feature low thermal expansion quartz primary and secondary mirrors with ninety-nine percent reflective dietetic coatings. The RC optical design delivers coma, spherical and chromatic aberration free results, perfect for color or monochrome imaging.

This Hard Case for CEM25/ZEQ25 mount protects your mount whether you're heading out for a night of observation, or when you need to store it. The case features custom-fit foam padding to hold the mount in place and cushion it from impacts.

The iOptron® Photron™ Ritchey-Chrétien design telescopes feature low thermal expansion quartz primary and secondary mirrors with ninety-nine percent reflective dietetic coatings. The RC optical design delivers coma, spherical and chromatic aberration free results, perfect for color or monochrome imaging.

This counterweight will fit the following mounts:
CEM70/CEM70G, GEM45/GEM45G/GEM45EC, iEQ45/iEQ45 Pro, CEM60/CEM60EC, CEM40G (NOT for CEM40 or CEM40EC)

The iOptron® CEM40 mount is the next generation of center-balanced equatorial mounts. This mount is incredibly eye-pleasing, and its beauty is found in more than its appearance. The functionality of the mount is superb.

This stainless steel tripod is designed to fit the Cube mount. The top of the tripod is flat and uses a 3/8" thread so will also fit the Skyguider and Sky Tracker mounts.

Brand new harmonic hybrid equatorial mount systems now available from iOptron! Payload of 44lbs with a mount head weighing in at just 13.65lbs!