- Lightweight and Durable Construction: Crafted from high-quality aluminum alloy, this three-point photo mounting ring is designed for strength without adding unnecessary weight. The CNC processing ensures a sleek look and professional finish. - Versatile Compatibility: With inner diameters of 90mm, 100mm, 110mm, 120mm, and 130mm, this mounting ring is compatible with a wide range of astronomical telescopes and camera lenses. This flexibility enhances your stargazing experience and photography opportunities. - Protective Screw Mechanism: The mounting screws feature protective heads to prevent scratches on your valuable lenses. This thoughtful design maintains the integrity of your optical equipment while ensuring a secure attachment during use, whether for stargazing or astrophotography. - Enhanced Functionality: Equipped with cross dovetail grooves along the sides, this mounting ring allows for the addition of extra accessories. Expand your telescope setup for more complex configurations and improve your astronomical observations. - Practical Applications: Ideal for astrophotography enthusiasts, this mounting ring provides a stable platform for your camera lens, ensuring clear images of celestial bodies. It's also perfect for amateur astronomers looking to enhance their telescope's capabilities, facilitating effective star tracking and observation. - User-Friendly Design: The adaptable design and easy installation process make it accessible for users of all skill levels. Create a secure and effective setup in no time, focusing more on your astronomical pursuits and less on equipment adjustments.