The video shows a person holding a smartphone and taking a picture of a camera lens. The person uses the camera app on the phone to focus on the lens and takes a photo. The video is shot from the perspective of the person holding the phone, and we can see the camera lens and the phone screen. The lens is black and appears to be a professional-grade lens, and the phone screen shows the camera app interface with various buttons and settings. The video is shot in a well-lit room, and the focus is on the lens and the phone screen.