It’s not just about having an eye for a picture or a sense of timing. Understanding your tools is important, especially your camera and lens. One of the most important aspects of a camera that photographers need to know is the focal length. What is focal length, and how does this affect your photographs? We’ve answered some of the most common questions.
The focal length of your camera is the distance between the lens and the sensor when the subject is in focus. Its significance goes far beyond its simple definition. This is the key factor in determining your image’s perspective. It also controls depth-of-field, and overall composition. You can zoom in on a bird perched atop a tree, or capture the beauty of a landscape.
It is very easy to identify the focal length on a lens. You can find the focal length of a lens inscribed in millimeters on the lens body. You might see different numbers on lenses, such as 18mm, 50mm or 200mm.
The easy part is to read the focal length of the lens. Real learning comes from understanding the impact of focal length on your photography and how to manipulate it in order to achieve your creative vision. In this guide, we will explore the subject. If you are a beginner or seasoned photographer who wants to refresh their knowledge, continue reading to find out more about focal length.
- For more tips and tricks, see our Beginner’s Guide to.
What is the focal length of a camera?
The focal length is the distance between the sensor of a camera and the center of its lens, when the subject is in focus. The focal length of a lens determines its field of view and can have a direct effect on magnification, depth of field and the magnified image.