DA 40mm F2.8 XS - Overview
The thinnest fix focal length lens in the world
Exterior design by Marc Newson
Marc Newson designed the exterior of this lens, as well as the K-01 body.
Easy-to-use, super-thin lens for everyday use
This unifocal standard lens offers a focal length equivalent to 61mm in the 35mm format, and measures a mere 9.2 mm in length, making it the world’s thinnest interchangeable lens. Thanks to its super-thin design, it is highly portable and easy to store and carry. Its optics were designed based on those of the acclaimed smc PENTAX-DA 40mm F2.8 Limited lens. Its maximum aperture of F2.8 produces sharp, bright images in a wide range of photographic situations, including snapshots, scenic photos, portraits, and even low light indoor shooting.