The Canon EF 100mm f/2.8 EF IS L USM Macro Lens is a high-quality, prime lens designed for Canon DSLR cameras. With a fixed focal length of 100mm, this lens is perfect for capturing detailed close-up shots with its maximum aperture of f/2.8. It also features image stabilization and both auto and manual focus options, making it versatile for a range of photography styles. Lightweight at 625g and compact with a diameter of 3.1cm, this lens is an excellent choice for photographers looking to capture stunning macro shots with ease.