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The smc PENTAX-DA* 16-50mm f/2.8 ED AL[IF]SDM wide angle zoom lens delivers a high level of optical quality and includes SDM technology for fast, accurate, quiet focus. Bringing together advanced optical technologies, including aspherical elements, special optical-glass elements and original lens coatings, these new interchangeable lenses have excellent contrast, clarity and edge-to-edge sharpness.
