Style: Eyepiece + 3x Barlow Lens 93230 8 to 24mm 1.25 Zoom EyepieceSuper-premium 1.25 -inch zoom eyepiece Focal length of 8 to 24 millimeters Allows for expanded magnification options 40 to 60 degree field of view, 15 to 18 millimeter eye relief Fully multicoated optics 93428 X-Cel LX 1.25 -Inch 3x Barlow Lens (Black) Achieve a closer view of lunar and planetary objects by tripling the magnification of your telescope eyepiece, ideal for astro-imaging. Fully multicoated surfaces provide contrast rich images with minimal internal reflection. Three-element apochromatic lens transmits color faithful images with enhanced detail. Integrated brass compression ring securely holds eyepiece in place.