Orion 13022 Deluxe Mini 50mm Guide Scope with Helical Focuser<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Compact Deluxe Mini Guide Scope with a built-in helical focuser for precise focusing of guide stars </span></li><li><span class="a-list-item"> Designed for use with the Orion StarShoot AutoGuider (sold separately)， and astrophotography telescopes up to 1500mm focal length </span></li><li><span class="a-list-item"> Non-rotating camera collar will not cause the attached autoguider to rotate during focus adjustments， ensuring the field of potential guide stars will not move </span></li><li><span class="a-list-item"> Adjustable-aim dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41IIiNBKv1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61WesxieFfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41TJ-BGzLsL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61bjUOHNHXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51cZu7uytOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41KDQ49KW9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/71C%2BG4kwRkS.png" noproxy>