Focal length is the optical distance in millimeters between a camera lens and the sensor or film. It determines the height and width of the scene being captured, known as the "field of view." ...

both SWIR camera models can now also be combined with a telephoto lens with 100 mm focal distance. This enables the system cameras to capture objects at a large distance in great detail and to measure ...

This years' booth of FUJIFLM Europe at Security ... a focal length range of f = 20 ~ 1200mm on 2/3” sensors. Thanks to the built-in 2x extender the focal length can be doubled, giving clear ...

Thanks to the built-in 2x extender the focal length can be doubled, giving clear identification and recognition of objects at 4 km distance. The new FUJIFILM 32x zoom lenses impress with Full HD image ...