Canon EF 100mm F2.8 USM Macro Lens

Includes the following: Canon EF 100mm f/2.8 Macro USM Lens, 58mm lens cap and rear lens cap Features: EF Mount Lens Aperture Range: f/2.8-32 Macro Focus at 1:1 Reproduction Ratio Three-Group Floating Lens System Ultrasonic Autofocus Motor Inner Focusing System Focusing Range Limiter Manual Focus Override Minimum Focus Distance: 1' Optional Detachable Tripod Collar Specifications: Focal Length: 100mm Comparable APS-C 1.6x Focal Length: 161 mmAperture: Maximum: f/2.8 Minimum: f/32.0Camera Mount Type: Canon EFFormat Compatibility: 35mm Film / Full-Frame Digital Sensor Canon (APS-C)Angle of View: 24Tilt/Shift: NoneMinimum Focus Distance: 1' (30.48 cm)Magnification: 1xMaximum Reproduction Ratio: 1:1Elements/Groups: 12/8Diaphragm Blades: 8Image Stabilization: NoAutofocus: YesTripod Collar: Optional Removable - rotatingFilter Thread: Front:58 mmDimensions (DxL): Approx. 3.1 x 4.7" (7.87 x 11.94 cm)Weight: 1.28 lb (580 g) TheEF 100mm f/2.8 Macro USM LensfromCanonwill focus over the full range from infinity to true life size (1:1 reproduction ratio)macro.

Ideal for photographing details and small subject material, it also serves as a very sharp prime telephoto lens for portraiture and other applications. It provides acombination of versatility, image quality and superb handling. A high-performance ring type Ultrasonic Motor provides fast and silent AF throughout its focus range, and full-time manual focusing permits the close-up or macro shooter to instantly override the AF whenever necessary.

A 3-group floating system results in excellent delineation at all focusing distances and a focus range limiter function enables faster autofocus times within one of two appropriate ranges. Features an advanced optical formula with a three-group floating element system for exceptional close-up performance.Internal focusing means the lens length remains constant which is particularly important when shooting macro at short distances, especially when using an optional ring-type flash.An ultrasonic motor (USM) provides outstanding AF speed at all focusing distances.Wide manual focusing ring with smooth action & fulltime manual focus override even in AF mode.A focus range limiter lets you set the focusing distance range from 1' to infinity or from 1.6' to infinity.

By setting a more suitable range, focus hunting is minimized and autofocusing time is shortened.Detachable tripod collar and Canon ring-type macro flash available optionally.