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." ...

Sony's premium and pricey fast aperture FE 50-150mm F2 GM zoom pairs with the FE 28-70mm F2 GM lens, with a focal length ...

We have rounded up the best zoom lenses with options to suit a range of cameras and photography ... sky astrophotographers thanks to its huge focal length. It is well-made and durable but comes ...

Of course, while the magnification power of a mirror tele at a particular focal length is the same as that of conventional lens so any camera shake is amplified ... 400mm prime telephoto for direct ...

The observable view through a camera lens and the scene that winds up in the photo. A wide angle lens (short focal length) delivers a wide field of view (FOV). A telephoto lens (long focal length ...

The AstrHori 6.5mm f/2 fisheye is a fully manual lens for APS-C Sony E, Fuji X, Nikon Z, Canon RF and Micro Four Thirds ...

Sony's latest lens is the world’s first telephoto zoom lens with a maximum focal length of 150mm and constant f/2 aperture.

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