["32mm 1.25\" Finderscope Focuser Guide Scope 125mm Focal Length Finderscope with Bracket for Astronomical Telescope\n\nDescription:\nCompact mini guide scope designed for astrophotography telescopes\n32mm guide scope with bright, wide-field optics puts numerous potential guide stars in view\nWith front and rear dust cover to prevent dust from entering and prolong the use for time\nAdjustable focal length, 360° smooth rotation; Convenient installation, ¼ screw hole at the bottom of the tail plate, directly fixed installation\nThe telescope attached to the main telescope tube to monitor the guide star, its function is to ensure that the main telescope accurately tracks the observed for celestial body. Once the guide star deviates correctly, it will be corrected by the driving device of the telescope\nNote: The product needs to be equipped with eyepieces. The product does not contain eyepieces and tracking drive devices\n\nSpecification:\nMaterial: Metal\nGuide Scope Size: Approx. 4.5x12cm/1.77x4.72inch\nBracket Size: Approx. 5.5x7.7cm/2.16x3.03inch\nCaliber:: 32mm\nFocal length: 125mm\nFocal ratio: F4\nInterface: 1.25\"/M42 to interface\nLens coating: Multi-layer coating green film\nMaterial: metal mirror body\nApplicable guide star camera brands: ZWO, QHY, SG4, -ST, DMK, etc.\nProduct configuration: guide star mirror, dust cover, integrated hoop dovetail plate, 3 screws\n\nPackage Includes:\n1 Piece Guide Scope\n1 Piece Bracket\n\nNote:\nColor might be slightly different due to the color calibration of each individual monitor.\nPlease allow slightly measuring deviation due to manual measurement."]