Troubleshoot optics, mounts, eyepieces, binoculars, collimation, power, and accessories.
Use this thread for troubleshooting hardware: Collimation doubts Shaky mounts Eyepiece choices Finder alignment Power supply problems Dew and humidity issues Missing adapters or strange noises Photos help. So do model names, city, and what you already tried.
Intercepting consistent RA-axis drift during 300s exposures. I have checked the tripod leveling and polar alignment (locked at 0.4″ accuracy). Could this be a backlash issue in the worm gear?
Fellow observers, I recently acquired a new laser collimator for my Newtonian. However, when I rotate the laser inside the focuser, the red dot on the primary mirror moves in a tight circle. Does this mean the collimator itself is uncollimated? Is there a way to recalibrate the tool, or is this a hardware return […]