1.25" 0.5X Focal Reducer M28.5*0.6 Barlow Lens for Astronomy Monocular Binoculars Telescope Eyepiece Fishing Line -Wind ropes have been tied

-Wind ropes have been tied to the tent

Size:100x105x45mm

Eye Relief:17mm

Size:S/M/L/XL/XXL

1.25" 0.5X Focal Reducer M28.5*0.6 Barlow Lens for Astronomy Monocular Binoculars Telescope Eyepiece Fishing Line -Wind ropes have been tiedBrand Name: svbony Objective Lens Diameter: Eyepiece diameter: Magnification: 0. 5 Field of View: Origin: CN(Origin) Type: Monocular Model Number: Telescope Focal Reducer Astronomical: Telescope Eyepiece Focal Reducer: 0. 5X: For monocular Lens material: pure optical glass lens: Telescope monocular: for Astronomy Telescope Lens coating:: M28. 5x0. 6 Thread at both ends Focal Reducer: for Telescope Eyepiece Astronomy telescope: 31. 7mm 0. 5X 0. 5X