Wiskundige Christian slank skymax 102 aftrekken Systematisch Probleem
SkyWatcher Skymax-102 Maksutov-Cassegrain (102/1300) (102/1300) telescope for beginners with EQ1 with white tube (Photo20 (65x) and Photo10 (130x) eyepieces, Starpointer, star diagonal - Budapest Telescope Centre