FOV to Focal Length Calculator

Converting field of view (FOV) to focal length involves sensor size. For a 35mm full-frame sensor, approximate focal lengths are: 10° FOV = 81.96mm, 20° = 40.82mm, 30° = 28.60mm, 40° = 21.80mm, 50° = 17.46mm, 60° = 14.51mm, 70° = 12.34mm, 80° = 10.61mm, 90° = 9.16mm, 100° = 7.95mm.

FOV (Degrees)	Focal Length (mm)
10	81.96
20	40.82
30	28.60
40	21.80
50	17.46
60	14.51
70	12.34
80	10.61
90	9.16
100	7.95

FAQs

What is 90 FOV in focal length? A field of view (FOV) of 90 degrees corresponds to a wide-angle perspective. The focal length required for a 90-degree FOV depends on the sensor size and can be calculated using the formula mentioned above.

What is the relationship between focal length and FOV? The relationship between focal length and field of view is inversely proportional. Smaller focal lengths result in wider fields of view, while larger focal lengths result in narrower fields of view.

What is 40x FOV in MM? The field of view (FOV) in millimeters for a specific zoom factor like “40x” depends on the sensor size and the lens being used. It’s not directly convertible without additional information.

What is the FOV for 2.8 mm lens? The field of view (FOV) for a 2.8mm lens depends on the sensor size. Smaller sensors will have a narrower FOV compared to larger sensors.

What does 120 FOV mean? A field of view (FOV) of 120 degrees indicates a wide-angle perspective, capturing a large area in the frame.

What is 24mm in FOV? The field of view (FOV) of a 24mm lens depends on the sensor size. A 24mm lens on a full-frame camera will have a different FOV compared to a 24mm lens on an APS-C or Micro Four Thirds sensor.

What is a 60 FOV? A field of view (FOV) of 60 degrees indicates a moderate perspective, capturing a moderate amount of the scene in the frame.

What focal length is wide field of view? Focal lengths below 24mm (on full-frame) are typically considered wide-angle and result in wide fields of view.

Is focal length the same as sensor size? No, focal length and sensor size are not the same. Focal length is a property of the lens that determines its magnification, while sensor size refers to the physical dimensions of the camera’s image sensor.

How do you calculate zoom from focal length? The concept of “zoom” can be determined by comparing the focal length of a lens at its maximum zoom to its minimum zoom. Zoom factor is calculated as the ratio of the maximum focal length to the minimum focal length.

What is the field of view of 200mm vs 300mm? The field of view (FOV) of a 200mm lens will be narrower compared to a 300mm lens. Longer focal lengths result in narrower FOV.

What is the field of view of 35mm vs 50mm? A 35mm lens will have a wider field of view compared to a 50mm lens. The difference in FOV depends on the sensor size.

What focal length is 40x zoom? The “40x zoom” description doesn’t directly correspond to a specific focal length. It’s a marketing term often used in digital cameras to describe the magnification achieved compared to the camera’s wide-angle setting.

What is the difference between 2.8 mm and 4mm FOV? A 2.8mm lens will have a wider field of view compared to a 4mm lens. The FOV difference depends on the sensor size.

What is the difference between 2.8 and 4mm focal length? The difference between a 2.8mm and 4mm focal length is the magnification and field of view. A 2.8mm lens captures a wider scene compared to a 4mm lens.

What is the field of view of a 3.6 mm camera? The field of view of a 3.6mm lens or camera depends on the sensor size. Smaller sensors will have a narrower FOV compared to larger sensors.

What is the best FOV range? The best field of view (FOV) range depends on the type of photography and your creative intent. Wide-angle lenses (below 24mm) are often used for landscapes, while longer focal lengths are used for portraits and telephoto shots.

Why do people use 104 FOV? A field of view (FOV) of 104 degrees is sometimes used in gaming and VR for an immersive experience. It provides a wide peripheral view.

What is the best FOV scale? The best field of view (FOV) scale depends on personal preference, the type of content you’re creating, and the context in which the content will be viewed.

Is it better to have a high or low FOV? Whether a high or low field of view (FOV) is better depends on the situation. High FOV can provide a more immersive experience, while low FOV can offer more focused detail.

Does higher FOV make recoil easier? In gaming, a higher field of view (FOV) can sometimes make recoil control appear easier, as it can provide a broader view of the game environment.

What does 80 FOV mean? A field of view (FOV) of 80 degrees indicates a moderate perspective, capturing a substantial portion of the scene while maintaining some level of detail.

What is the field of view of 35mm vs 50mm? A 35mm lens will have a wider field of view compared to a 50mm lens. The difference in FOV depends on the sensor size.

What is the difference between 24mm and 35mm FOV? A 24mm lens will have a wider field of view compared to a 35mm lens. The FOV difference depends on the sensor size.

What is the difference between 2.8 mm and 4mm FOV? A 2.8mm lens will have a wider field of view compared to a 4mm lens. The FOV difference depends on the sensor size.