1、COMPATIBILITY: This camera eye cup is specially designed for DK 29 camera to ensure a perfect fit with camera viewfinder and eyepieces, and can be used to replace repair parts. 2、FUNCTION: It can effectively block light and help users better focus on shooting. At the same time, it effectively protects the viewfinder from bumps and scratches, extending the life of the viewfinder. 3、PREMIUM MATERIAL: Made of ABS material and lined with soft rubber for a comfortable fit. Perfectly designed soft touch eye cup cushions the camera's eyepiece. 4、PROTECTING EYES: Suitable for eyeglass wearers and others, preventing the tip of the nose from touching the camera body. It protects the eyes and blocks unwanted light from the viewfinder. 5、EASY INSTALLATION: The camera viewfinder eyepiece eye cup is easy to install, plug and play, which can bring you a better and more convenient using experience.