From the renowned house of Ricoh Imaging comes the Hd Pentax-da 16-50mm F2.8ED Plm Aw Lens, a new-generation Star-series lens specifically designed for Pentax Aps-c-format digital Slr cameras. This versatile standard zoom lens is engineered to deliver superior image quality and high-speed, high-precision autofocus operation, particularly when used with the latest Pentax K-3 Mark Iii. The lens boasts a completely redesigned optical system, incorporating the latest optical design technologies to ensure high-resolution, high-contrast images, even at open aperture. For the first time in a large-aperture lens, a Plm (Pulse Motor) is incorporated, ensuring high-speed, low-noise autofocus operation, and is fine-tuned for enhanced operability in manual-focus operation. The Hd Pentax-da 16-50mm F2.8ED Plm Aw Lens also features an electromagnetic diaphragm control mechanism for high precision exposure control and smooth focus tracking when used with compatible digital Slr cameras.