Where precision meets versatility the Tele Vue 1.25 2x Barlow Lens stands out as a high-quality reliable choice for astronomy enthusiasts. This durable lens available in both 2x and 3x magnifications is designed to seamlessly integrate with your existing eyepiece collection. The Tele Vue Barlow Lens features parfocalization and 1.5 filter threads ensuring a clear sharp image every time. The lens also includes captive lock screws for secure attachment preventing any mishaps during your stargazing sessions. The full multi-coatings on the lens ensure maximum light transmission providing you with bright vivid views of celestial bodies.The Tele Vue Barlow Lens was meticulously designed to enhance the performance of your eyepieces. Utilizing only two elements of high-index glass this lens significantly reduces all aberrations even in an f/4 system providing you with an unparalleled viewing experience. The lens s design also amplifies power and slows the telescope s f/# improving eyepiece sharpness. This allows for optimum aberration correction and exceptional contrast with virtually no light loss. The result is an aberration-free performance even when tested with f/4 scopes. The Tele Vue 1.25 2x Barlow Lens not only enhances the performance of Tele Vue eyepieces but also improves the performance of competitor s eyepieces and telescopes. This lens is a testament to Tele Vue s commitment to quality as each Barlow Lens undergoes rigorous f/4 full-field testing ensuring that it meets the high standards set by the brand. With its brass clamp rings the Tele Vue Barlow Lens securely holds eyepieces and accessories without causing any damage ensuring that your equipment remains in pristine condition. Choose the Tele Vue 1.25 2x Barlow Lens for a superior high-quality viewing experience.