Sky watcher skymax 127 auto 127mm 5 f1500 supatrak maksutov cassegrain telescope the skymax 127 maksutov cassegrain ota excels for high power lunar and planetary observations double star observations as well as being suitable for terrestrial daytime observations the skymax 127 features a compact but extremely powerful high contrast high resolution diffraction limited optical system high transmission multi coatings are employed on all optical surfaces for optimum performance the auto