Tamron has announced that it's launching its first lens for Canon's RF mount, the 11-20mm F2.8 Di III-A RXD, next month. The ...

Sony’s new FE 28-70 f/2 GM lens is a standard zoom with a prime lens rivaling aperture – and almost the same size as a ...

Aspheric lenses have at least one surface that is not a true sphere. The aspheric profile used is frequently a conic surface of revolution about the lens axis, matched in design to the shape of the ...

The RF24mm has 15 elements across 11 groups, including two UD lenses and an aspherical lens. The RF50mm has 14 elements ... designed for seamless use in both photography and video. The RF24mm and ...

The result is a high-resolution output with an impressive minimum focusing distance of 14.8 inches (0.38m) throughout the zoom range. Despite housing a total of 20 lens elements in 14 groups, the ...

Despite its wide aperture and zoom range, the 28-70 mm F2 G Master remains compact, lightweight and well-balanced, Sony said, ...

Despite its wide aperture and zoom range, the 28-70mm f/2 G Master remains compact, lightweight, and well-balanced, making it ideal for both photography ... XA (extreme aspherical) elements and three ...

The FE 70-200mm F/2.8 and 24-70mm F/2.8 are from the flagship G Master series of lenses and are part of what photographers call the “Holy Trinity” of full-frame zoom lenses. The third lens in Sony’s ...

With use of aspherical lenses and low-dispersion glass with a high reflective index, Fujinon has achieved high optical performance through its unique precision work and assembly technologies.