Traditional Culture Encyclopedia - Photography and portraiture - There is an inner frame inside the Nikon camera viewfinder

There is an inner frame inside the Nikon camera viewfinder

Does the questioner want to ask "What is the inner frame in the viewfinder of Nikon cameras for?" Positioning and focus. According to information from Zhihu.com, this inner frame is used to help positioning and focusing. It helps ensure that the camera lens is aligned with the subject and focused. It also helps the photographer adjust the position and angle of the camera to obtain the best result. Best shooting effect.