High-performance 16-30mm F/2.8 zoom lens. - Brand: TAMRON - Model Name: 16-30mm F/2.8 Di III VXD G2 - Focal Length: 16-30 mm - Maximum Aperture: F/2.8 - Included: Box, Instruction manual, Warranty - Condition: Good Purchased in September and used outdoors three times. A lens filter was attached during use, so I believe the lens surface is still clean. The filter will be shipped attached. Please contact me if you have any questions.