LensHood
Calculator
The width of the camera sensor or film in millimeters. You can find this information using Google by searching for the camera brand and type, or by referring to the technical specifications provided by the camera manufacturer.
Do not attempt to measure it at home, and avoid touching your camera sensor. Doing so could result in permanent damage.
The height of the camera sensor or film in millimeters. You can find this information using Google by searching for the camera brand and type, or by referring to the technical specifications provided by the camera manufacturer.
Do not attempt to measure it at home, and avoid touching your camera sensor. Doing so could result in permanent damage.
To find the focal length of a modern lens (left side), look for the value followed by "mm" prioritizing the lower value for zoom lenses.
For older lenses (right side), locate the focal length typically separated by a "/" character from the lens aperture value.
Measure the diameter of the front lens glass part, excluding any metallic or plastic border, using a compass for precise measurements.
Be extremely cautious to prevent scratching the lens surface while taking the measurement.
Measure the inner diameter of the lens hood's front side using a caliper, which should easily provide accurate results.