Collimation aligns a telescope's parts for the sharpest images. Most telescopes need collimation at some point; reflectors need it often. Tools like laser collimators or Chashires help align the ...

No other telescope design offers the combination of features and portability as a Schmidt-Cassegrain telescope (SCT). You may not consider it the best for any one application, but it does everything ...

While telescopes are designed to work outside, it sometimes takes some tender care to keep them working at their best. Over time, telescopes will pick up dust, and depending on how often they are ...