Give you more time for unforgettable astroimages. Photo courtesy of HoTech.

Laser collimators are indispensable tools for aligning the optics of your time-machine-to-the-stars, but many laser collimators of the past had an inherent weakness in which the collimator wasn't centered in the focuser. This often caused a small gap to exist between the collimator and the focuser's drawtube, no matter how precise the machining of the collimator's barrel. HOTECH'...