Orion 150mm Maksutov-Cassegrain Telescope Optical Tube

The compact Orion 150mm Mak-Cass Telescope Optical Tube Assembly OTA opens up new vistas of the celestial landscape for your viewing pleasure putting superior resolving power at your disposal. The optical tubes 150mm-diameter 5.9 Maksutov-Cassegrain optics take in 40% more light than its 127mm counterpart which means this big Mak will resolve finer detail in lunar and planetary subjects and permit exploration of a wider array of deep-sky objects. Thanks to its combination of long focal length and substantial aperture this compact catadioptric telescope delivers exceptionally crisp high-power views of the Moon and planets as well as smaller deep space objects like globular clusters and brighter planetary nebulas. This Mak-Cass OTA is an ideal high-power specialist for both observational astronomy and astrophotography. Not limited solely to nighttime activities the versatile 150mm f/12 Mak-Cass OTA can be during the day for great terrestrial views when with optional eyepieces and a 45-deg correct-image diagonal sold separately. The 150mm Mak-Cass telescopes meniscus lens is fully multi-coated for maximum light transmission so views and images are delightfully sharp and high in contrast. Its long focal length of 1800mm f/12.0 belies the telescopes compact tube which measures just 17.75 long including visual back for excellent portability. The telescopes 2 visual back and included 1.25 step-down adapter allows use of both 2 and 1.25 size diagonals eyepieces and accessories all accessories sold separately. The sturdy aluminum Orion 150mm Maksutov-Cassegrain Telescope Optical Tube is outfitted with rugged metal front and rear cells. With its low-maintenance closed-tube design you wont have to worry about collimation adjustments since the 150mm Mak-Cass optics are permanently and precisely aligned at the factory. Weighs just 11.5 lbs.