SVBONY SV106 60mm Guide Scope will help guide you to capturing higher quality astrophotos. Not only can meet your needs for exploring the stars, but also for your daily viewing, such as bird watching, hunting, etc. 60 mm aperture lens The larger aperture can help you see more stars in the guide scope field-of-view, giving you a wider selection of guide star choices. the 60mm larger lens means the field of potential guide stars will be nice and bright. Fast focusing and further precise focusing design. The focuser (Stroke 35mm)design helps you quickly lock to the stars you want to see. Further precise focusing(Stroke 18mm) design can help you further lock the details of the stars. Come with 1.25" double helical focuser. Made of all metal, the focusing accuracy is up to 0.1 mm. The 10 mm focusing stroke will meet your needs for viewing guides. Come with dovetail guide scope bracket. It can help you fix the guide scope to almost any astronomical telescope. Even you can attach the guide scope to your tripod for stand-alone use.(need one tail plate slot separately). Taper matt tooth and spray matting paint design tapered matt tooth design is added inside the guide scope and a matt finish is applied internally. Double protection measures effectively reduce the reflection of light, the transmittance is up to 99.5%. The dovetail plate provides a platform for coupling telescope to equatorial telescope mounts that have a v-style saddle. The dovetail plate is important for your mounting requirements, and will add stability and safety to your astronomical equipment setup. This dovetail plate attaches to the saddle of a wide range of mainstream V-style mounts and "narrow-style" dovetail plate also works well with various smaller alt-azimuth mounts. This V-Style dovetail plate mounts bolts with a continuous groove that easily accommodates any bolt spacing and balance needs.