The apex of telephoto lenses in a compact package, “SP 70-200mm F/2.8 DI VC USD with VC (Vibration Compensation) image stabilization delivers leading-edge image quality in a body that is the smallest in its class. Equipped with Tamron’s proprietary USD (Ultrasonic Silent Drive) motor, this lens boasts a speedy autofocus so you can capture that one decisive moment. One special XLD (Extra Low Dispersion) glass in concert with four LD (Low Dispersion) elements minimize chromatic aberrations. The most compact full-size, high-speed telephoto zoom lens with VC (Vibration Compensation) image stabilization and USD (Ultrasonic Silent Drive) in its class delivers superior mobility, enabling photographers to capture the previously unattainable. Features USD (Ultrasonic Silent Drive) to power a speedy AF drive together with a continuous manual focus mechanism. The VC (Vibration Compensation) image stabilization mechanism reduces camera shake to deliver sharp images.