1. Using aluminum alloy material through precision craftsmanship, it is and resistant.
2. The inner wall is treated with extinction processing to prevent the radiation from affecting the imaging.
3. Used to connect the camera to astronomical telescope, it has stable performance and high reliability, which is a very practical accessory.
4. It is easy to install and flexible to operate, which can effectively save your time and efforts.
5. Light in weight, it will not burden your device when using it, and it can your camera.

Specification:
Item Type: Adapter Ring
Material: Aluminum Alloy
Product 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: , M48x0.75mm

Package List:
1 x Adapter Ring