Model: SV48 Optical Design: Refractor Caliber: 90mm Optic Coated: FMC Objective Lens: Doublet air spaced achromatic design Focal Length: 500mm Focal Ratio: F/5.5 Eyepiece Barrel Diameter: 2-inch (w/ 1.25 inch adapter) Focuser: 2 inch Rotatable Double Speed Focuser Millimeter markings on focuser drawtube: Yes 360-degree rotatable: Yes Dust plug: One 1.25" dust plug included Finder scope Bracket: Yes Mount Type: Dovetail Plate Dovetail Plate Length: 100mm Net Weight: 2.48kg / 87.45oz.
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