Enhance your stargazing experience with our DIY astronomical telescope lens set, compatible with Xingtrang telescopes for improved clarity and detail. Available in multiple calibers (ΦC70, ΦC80) and focal lengths (F300 to F900), allowing you to customize your telescope for various astronomical observations. Constructed with achromatic technology to minimize color distortion, ensuring and clear images of objects. Easy DIY assembly instructions included, making it simple for beginners to create their own telescope with just a few materials. Perfect for hobbyists and astronomy enthusiasts looking to upgrade their existing telescopes or build their own from scratch.