50mm Guide Scope Finderscope for Astronomical Telescope 200mm Focal Length F4 Focal Ratio Guidescope with Helical Focuser

描述

Specifications: Material: Metal Focal Length: 200mm Focal Ratio: F4 Item Weight: 606g / 21.37oz Package Weight: 764g / 26.95oz Package Size: 24.5 * 15 * 14cm / 9.65 * 5.91 * 5.51in Package List: 1 * Finderscope