performance Built for durability and precision, the telescope ring adapter uses aluminum alloy and precision craftsmanship. It is corrosion resistant and manufactured with CNC precision integrated processes. The thick aluminummagnesium alloy provides strong yet lightweight support. The inner wall is treated with extinction processing to help minimize stray radiation in imaging. Practical accessories This telescope adapter ring allows you to attach a video camera to an astronomical telescope with stable performance and reliability. It is a practical and dependable accessory for cameratotelescope setups. Small and portable The adapter uses precise threading to ensure a firm connection between the lens and camera body. It is light in weight, so it won't burden your device, and it helps protect your camera during use. Easy to install Simple to install and easy to operate, this adapter saves time and effort. It is a reliable companion for photography enthusiasts. Use scenarios Night sky video capture: Mount a video camera to your telescope to record moons, planets, and deepsky targets with a stable setup. Observation documentation: Attach a camera for quick, reliable documentation of your observing sessions for sharing or study. Travel and field use: Its compact, lightweight design makes it convenient to carry on trips or field outings without adding bulk to your gear.