Tydeux Red Dot Finderscope - Star Pointer Viewfinder Astronomical Telescope Accessories with Slide-in Bracket

Simple affordable and effective red dot sighting device makes aiming your telescope a cinch A small red led dot is projected onto a non-magnifying viewing window so you can aim the main telescope quickly and easily Brightness of the red dot is adjustable to suit your preference. requires cr-2032 lithium button-cell battery not include Thumbwheels allow positioning of the red dot horizontally and vertically for precise telescope alignment Includes bracket that fits the dovetail mounting base on many telescopes