The SMC PENTAX D FA MACRO 100mm F2.8 WR K Mount AF Lens is a high-quality macro lens designed for Pentax cameras with a K mount. It features a maximum aperture of f/2.8, a focal length of 100mm, and is perfect for capturing detailed close-up shots. Made of durable plastic material, this lens offers both auto and manual focus options for versatile shooting styles. With compatibility for 49mm filters, this lens is a reliable and precise tool for photographers looking to explore the world of macro photography. Made in Japan, this PENTAX lens ensures top-notch quality and performance.