Sky-Watcher Skymax 127 Telescope

Sky-Watcher Skymax 127 Telescope Sky-Watcher SKU: S11520 | Helix SKU: CTS11520 Overview The Sky-Watcher Skymax Maksutov-Cassegrains are the ultimate take-anywhere telescopes. Despite their small dimensions they pack a powerful punch. Their high-resolution, diffraction-limited optical systems are multi-coated to maximize contrast and image sharpness. Specifications: SKU S11520 UPC 050234115209 Optical Info Optical Design Mak-Cass Mirror Coatings 94% Aluminum Lens Coatings Fully Multi-Coated Glass Type BK7/Borosilicate Primary Aperture (mm) 127 F/Ratio 12.1 Focal Length (mm) 1540 Secondary Diameter 39mm Secondary Obstruction (by diameter) 31% Secondary Obstruction by Area 9% Observational Info Dawes Limit 0.91 Rayleigh Limit 1.1 Limiting Mag. 13 Minimum Magnification 18 Maximum Magnification 250 Light Gathering (compared to next size down) 55% General Info Focuser Primary Mirror OTA Length (Retract/Ext.) 15" OTA Ou