The Tamron 28-300mm lens is a more advanced all-in-one zoom lens for full-frame DSLR cameras. Features Innovative updated optical design for superb image quality. PZD (Piezo Drive) ultrasonic motor system to achieve faster, quieter autofocusing plus the exclusive VC (Vibration Compensation) mechanism for reduced blur in handheld shooting, all in a compact, lightweight package. All-in-one zoom lens great for day-to-day use, made more compact and lightweight while achieving superior imaging performance. Upgraded cosmetic design for an elegant appearance that meets the expectations of full-frame DSLR camera users.