1. The eyecup works as a cushioning around the camera s eyepiece, which provides a protection for the camera s eyepiece. 2. No matter you wear eyeglass or not, the hollow rubber of the eyecup is comfortable for your eyelid contact and your glasses. 3. Plastic with rubber, it impress you a comfortable feeling following a pleasant experie 4. Compatible with Nikon D5000 / D5100 / D3000.
