Explore Scientific ED127 Carbon Fiber f/7.5 Air-Spaced Triplet APO Refractor w/ Hoya FCD100 Optics. f/7.5 True APO with HOYA FCD100 ED Glass in Advanced 4-Point Push-Pull Collimatable Cell with Centering Adjustments and Locks; Carbon Fiber Tube; EMD Coatings; Retractable Lens Hood; Black Carbon Fiber Finish; Rotatable HEX Dual-Speed 2.5-inch R&P Focuserwith 2 Extension Tubes and Compression Ring; Cradle Rings attached to 45mm Wide Saddle Dove Plate (Vixen-Style) with Cone Angle Adjustments and Handle with Slot for Piggy Back Attachment; 2-inch 99percent Reflective Diagonal Mirror with Compression Ring and 1.25-inch Adapter; Mounting Shoe for Finder Scope Bracket Package Contents: Explore Scientific ED127 FCD100 Carbon Fiber Air-Spaced Triplet APO Refractor Explore Scientific FCD100-127075-CF-01: ED127 Carbon Fiber f/7.5 Air-Spaced Triplet APO Refractor w/ Hoya FCD100 Optics