Tydeux Red Dot Finderscope 51630 Star Pointer Viewfinder for Astronomical Telescope with Slide-in Bracket

The Tydeux Red Dot Finderscope 51630 is an essential accessory for astronomical telescopes, designed to simplify aiming. Features: * Simple, affordable, and effective red dot sighting device for easy telescope aiming * Projects a small red LED dot onto a non-magnifying viewing window for quick and easy aiming * Adjustable red dot brightness to suit your preference (requires CR-2032 lithium button-cell battery, not included) * Thumbwheels for horizontal and vertical red dot positioning for precise telescope alignment * Includes a bracket that fits the dovetail mounting base on many telescopes