Celestron 93436 Luminos Barlow Lens 2.5X - 2 in.

INCREASE THE MAGNIFICATION 2;5X: Increases the magnification of any 2” or 1.25” eyepiece by two and a half times HIGH QUALITY 4 ELEMENT OPTICS: Produce a flat field for sharp images that are free of extraneous colour 2” TO 1.25” ADAPTER INCLUDED: Allows the use of both 2” and 1.25” eyepieces BRASS COMPRESSION RING: A brass compression ring holds eyepieces firmly in place, and large thumbscrews are easy to turn, even with gloves on UNBEATABLE WARRANTY AND CUSTOMER SUPPORT: Buy with confidence from a leading telescope brand, based in California since 1960; You’ll also receive a two-year warranty Increases magnification of any 2-inch or 1.25-inch eyepiece by two and a half times 4-element optics produce a flat field for sharp images that are free of extraneous colour Hard-anodized aluminium barrel is threaded to accept 2-inch filters Brass compression ring holds eyepieces firmly in place 1 x Luminos 2.5x Barlow Lens 2 inches