视频展示了一台黑色的M645 SUPER相机，镜头朝向左侧。画面中有一双手，左手大拇指按在相机上，右手拿着相机右侧的部件，将其安装到相机上。相机的镜头上有黄色的刻度和数字，相机主体上有“M645 SUPER”的白色字样。背景是白色的桌面。
The video shows a person attaching a film back to a Hasselblad M645 Super camera. The hands carefully align and secure the film back onto the camera body, ensuring it is properly connected. The camera lens is visible on the left side, and the model name "M645 SUPER" is clearly displayed on the camera body. The background is plain and white, focusing attention on the camera and the action of attaching the film back.
A person holds a black camera labeled 'M645 SUPER' with their left hand and a film cartridge with their right hand. The person aligns the film cartridge with the camera body and begins to insert it. The person continues to push the film cartridge into the camera, ensuring it is properly seated. The person adjusts the top part of the camera to secure the film cartridge in place. Finally, the person releases the film cartridge and the camera is fully assembled.