The FDA-EP10 Eyepiece Cup for NEX-7 Digital Camera from Sony is a replacement eyepiece cup for the camera's electronic viewfinder, compatible with the Sony NEX-7 Digital Camera. The soft touch eyepiece cup helps to protect your viewfinder from dust, moisture, and scratches. It allows more comfortable viewing when camera is held to eye, especially when wearing glasses. The design also helps to block out unwanted light, providing more detail while looking through the viewfinder. It is also compatible with optional FDA-EV1S electronic viewfinder for NEX-5N cameras.