XWA 13mm Eyepiece 110 Degrees

XWA 13mm  After optimized design, the XWA13mm eyepiece is specially optimized for binocular use, with 1.25-inch /2-inch dual interfaces. The maximum length of the eyepiece is 62.5 mm, which can meet the needs of most double pupil distances. The exit pupil distance is as long as 13 mm, which makes observation comfortable and makes it easier to find eye points. On most telescopes, XWA13 can provide sharp imaging from middle to edge. XWA13 is equipped with foldable eye mask and M44.5x0.75 thread, which makes it easy to connect with other accessories. Magnification = objective lens focal length/eyepiece focal length. Specifications Brand: SKY ROVER                                                 Coating: Fully multi-coated (FMC) Focal Length: 13mm                                                 Edge coating: edge blackened to control stray light Eye Relief: 13mm                                                      FOV: 100 Degrees Exit diaphragm (diameter): 22.6mm