A creative option for photographers, the EF 8-15mm f/4L Fisheye USM is a versatile lens that provides a 180-degree circular field of view on full frame cameras at 8 mm, opening to an ultra-wide fisheye view at 15 mm. Ideal for creative shooting with artistic results, distorting the angle of view lets you get more of the landscape within the frame or distort your subject for unique visual effects. Part of the Canon professional L-series flagship range, this lens is designed for robust handling and resistant to dust and moisture.BenefitsA versatile fisheye zoom lens offering a choice of full frame or circular creative imagesFast and quiet autofocus with a ring USM (Ultrasonic motor) using ultrasonic frequency vibrationsFixed f/4 aperture for consistent exposureReduce ghosting and flare with Subwavelength structure coatingPart of the Canon professional L-series flagship range, its designed for robust handling and resistant to dust and moistureCompatible with all Canon DSLR cameras and EOS