Enhance your astrophotography setup with this high-quality Adapter Ring, crafted from durable aluminum alloy through precision craftsmanship to ensure long-lasting corrosion resistance and reliability. Designed specifically to connect your camera securely to an astronomical telescope, this adapter ring delivers stable performance and high reliability, making it an essential accessory for capturing clear and precise images. Key Features: · Premium Aluminum Alloy Construction: Manufactured with corrosion-resistant aluminum alloy, providing durability and a lightweight design that protects your camera without adding unnecessary weight. · Extinction-Processed Inner Wall: The inner surface is treated with a special extinction process to minimize internal reflections and prevent stray radiation from affecting your imaging quality. · Secure and Stable Connection: Engineered to connect cameras to SCT and M48x0.75mm mounts on telescopes, ensuring a reliable and steady attachment for enhanced photographic results. · Easy Installation and Flexible Operation: Designed for quick and effortless mounting, saving you time and effort during setup, allowing you to focus more on your astrophotography. · Compact and Lightweight Design: Weighing approximately 20g (0.7oz) with a thread depth of about 4mm (0.2in) and flange distance of 2mm (0.1in), this adapter ring offers convenience without burdening your equipment. Specifications: · Item Type: Adapter Ring · Material: Aluminum Alloy · Color: Black · Thread Depth: Approx. 4mm / 0.2in (two-way) · Inner Hole Diameter: Approx. 45mm / 1.8in · Flange Distance: Approx. 2mm / 0.1in · Product Weight: Approx. 20g / 0.7oz · Mount Compatibility: SCT, M48x0.75mm Package Includes: · 1 x Adapter Ring This Adapter Ring combines precision engineering and premium materials to provide a dependable and practical solution for connecting your camera to an astronomical telescope. Its corrosion resistance, lightweight design, and optimized inner surface treatment make it ideal for astrophotographers seeking enhanced image quality and ease of use.