The latest addition to the X-Cel LX line is perfect for astronomical observing, especially with short focal length telescopes. Fully multi-coated 3-element Apochromatic design offers superior sharpness and color correction. The Celestron X-Cel LX 3x Barlow Lens triples the magnification of your current eyepieces. Perfect for short tube telescope owners that are looking for more power in their lunar or planetary views. Celestron Product Number: 93428

• A Rubber Grip Helps to Avoid Accidental Drops.
• Barrel is Threaded to Accept Standard 1.25-inch Filters.
• A Brass Compression Ring Holds Eyepiece Firmly in Place.