Product OverviewThe Askar 52mm Super ED Guide Scope is a compact guiding telescope designed for more accurate autoguiding and better imaging support. It uses a 52mm doublet objective with one SD glass element for improved colour control, helping produce cleaner guide stars for astrophotography.Who Is This Product Best For?This guide scope is best for astrophotographers who want a higher-quality 52mm guide scope for deep-sky imaging, portable telescope setups, and systems where improved guide-star quality is helpful.Why Choose This Product? 52mm aperture with 249.6mm focal length. Doublet objective design with one SD glass element. f/4.8 focal ratio for bright guide-star acquisition. Integrated helical focuser with 25mm focuser travel. XY-axis adjustment to help align the guide scope with the main telescope. Includes 1.25-inch and M42x0.75 rear adapter options. Recommended Uses Deep-sky autoguiding. Portable astrophotography rigs. Visual observation with suitable diagonal and eyepiece. Lightweight imaging or finder-style applications. Compatibility and Accessory NotesThe 52mm Super ED Guide Scope includes a 1.25-inch adapter, M42 threaded adapter, and two 40mm extension tubes. The base is suitable for universal finder slots and includes 1/4-inch and M4 threaded holes for additional mounting options.Important Limitations Requires a compatible guide camera or imaging camera. Mounting compatibility should be checked against the customer's telescope or finder shoe. Not intended to replace a main imaging telescope for high-resolution imaging. Frequently Asked QuestionsWhat is it best used for?It is best used as a premium compact guide scope for deep-sky astrophotography.Can it be used visually?Yes, the vendor notes it can be used for visual observation with suitable accessories.Does it include camera adapters?Yes, it includes 1.25-inch and M42x0.75 rear adapter options.Our RecommendationOntario Telescope recommends the Askar 52mm Super ED Guide Scope for imagers who want a stronger guide scope than a small 30–32mm unit, especially when using longer focal length imaging telescopes or when guide-star quality matters. Aperture 52mm Focal Length 249.6mm Focal Ratio f/4.8 Objective Type Doublet with one SD glass element Overall Length 255mm OTA Weight 0.74kg Rear Adapter M42x0.75 and 1.25-inch adapter Focuser Integrated helical focuser, 25mm travel
