Vixen Optics SD103S 103mm f/7.7 FPL-53 ED APO Refractor Telescope

Vixen Optics SD103S 103mm f/7.7 FPL-53 ED APO Refractor Telescope   Features 103mm / 4" Refractor-Style OTA 795mm Focal Length f/7.7 Focal Ratio FPL53 Extra-Low Dispersion Glass Apochromatic Lens Configuration Anti-Reflection Multi-Coated Optics 60mm and 42mm Adapter Threads 1.25" Dual-Holder Flip-Mirror Diagonal Mounting Rings with Vixen Dovetail 7x50 Illuminated-Reticle Finderscope OTA Only, Mount Head and Tripod Required   Ideal for visual observation as well as prime focus, eyepiece projection, and afocal imaging astrophotography techniques, the Vixen Optics SD103S 103mm f/7.7 ED APO Refractor Telescope marks the middle size in the series, boosting its light-gathering ability up from the smaller model, without the weight and size of the larger one—making this an ideal addition to an amateur astronomer or photographer who wants to view and photograph the moon, planets, and deep sky objects. A new apochromatic refractor with high-performance Super-ED glass (SD). The FPL53 glass rep