Sigma AF 24mm F1.4 DG DN Art Lens - Sony E-mount in Black - Black

The Sigma 24mm F1.4 DG DN Art is a lightweight (only 520g), full-frame prime lens for Sony mirrorless cameras. It boasts a very wide F1.4 aperture, making it particularly well-suited to astrophotography as well as a wide range of photo or video applications. Features include a manual aperture ring with de-click and lock functionality, a front filter thread & rear filter holder, and an all-new Manual Focus Lock (MFL) switch to fully deactivate the focus ring. Optically the lens produces very sharp results at all apertures with well-suppressed optical aberrations such as sagittal coma flare. The combination of superb image quality, excellent portability, all built into a beautifully constructed body, make this versatile lens well-suited to both professional imaging and casual everyday shooting Optical performance The superb optical performance of the Sigma 24mm F1.4 DG DN Art is powered by the optimal arrangement of its 17 elements, including two FLD, one SLD and four aspherical elements. The suppression of a range of optical aberrations such as sagittal coma flare, which cannot be corrected in post, contribute to the lenss ability to accurately reproduce bright points of light even in the extreme periphery of the frame. Other unsightly effects such as ghosting and flare are minimized, partly thanks to the use of Super MultiCoating and Nano Porous Coating (NPC), helping ensure punchy, high-contrast results in backlit conditions. Advanced features The lens boasts both a front filter thread and a rear filter holder, which ensures plenty of attachment options. Astrophotographers, for example, may want to attach a light pollution filter at the front and a soft filter at the rear. A manual aperture ring is built in, which is de-clickable for a smooth transition between aperture settings useful for changing exposure seamlessly when shooting video. The aperture ring also has a lock switch. A new Manual Focus Lock (MFL) switch completely deactivates the focus ring, ensuring the focus position wont change if it is accidentally knocked. So for night-sky photographers, the days of using tape the hold the focus ring in position are over. An AFL button is built into the lens, which can be customized to a range of different functions. Film makers will appreciate the fast yet near-silent autofocus functionality, which is driven by a stepping motor. Portable and lightweight with superb build quality At 520g it this lens is 30% lighter than Sigmas existing 24mm F1.4, and about 16% shorter. The 24mm F1.4 DG DN, it is a remarkably portable option that is easily small enough for everyday use. The robust body is built from a combination of aluminium and Thermally Stable Composite (TSC), giving it a sleek finish, and the focus ring has a smooth, well damped action. A petal-shaped lens hood is included, and equipped with a lock mechanism to keep it securely fastened to the lens. A rubber grip makes it easier to attach and remove the hood. Built with a dust and...