What does focal length mean in cameras

Here are some of my own personal definitions of focal lengths and lens types in full-frame 35mm photography. When you use a camera lens with a short focal length such as 18mm your resulting photo has a wider angle of view. What does this mean. The focal length of a lens is the optical distance usually measured in mm from the point where the light meets inside the lens to the cameras. Focal length usually represented in millimeters mm is the basic description of a photographic lens. 8062011 my nikon sb900 speedlight has a zoom capability that it enters a pre-set focal mm length.

31012019 Focal Length Comparison in Camera Lenses Ultra wide angle focal length 8mm to 24mm.

11072019 Focal length affects how zoomed in. For example a wide field of view will show you more of the frame than a. Focal length usually represented in millimeters mm is the basic description of a photographic lens. 11072019 Focal length affects how zoomed in. Focal length is the distance between the lens and the focal point. The image chip in a digital camera and a point where all light rays intersect inside the lens the optical center. Here are some of my own personal definitions of focal lengths and lens types in full-frame 35mm photography. Focal length usually represented in millimeters mm is the basic description of a photographic lens. 20mm 21mm 24mm 28mm 35mm Normal. The most common focal length on security cameras is 36mm which will allow for roughly a 72 degree field of view FOV described below. The focal length of a lens is the optical distance usually measured in mm from the point where the light meets inside the lens to the cameras.