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Capture lifelike images from a distance with this telephoto zoom lens that features a Silent Hyper Sonic Motor.

Capture special moments with this Sigma 201109 wide-angle zoom lens that features HSM (Hyper-Sonic Motor) technology to ensure fast autofocus speeds and quiet operation.

Capture those difficult to reach photographs with this telephoto zoom lens that brings everything closer to you.

This Sigma 258101 telephoto macro lens features an HSM (Hyper-Sonic Motor) for fast, efficient autofocus. The f/22 minimum aperture and f/2.8 maximum aperture ensure optimal light gathering.

Capture crisp digital photos with this Sigma 258306 telephoto macro lens that is compatible with Nikon full-frame DSLR cameras and features an HSM (Hyper-Sonic Motor) for fast, efficient autofocus.

This Sigma 258205 telephoto macro lens is compatible with Sony full-frame DSLR cameras and features a 1:1 maximum magnification ratio so you can capture crisp digital photos with life-size detail.

Capture images of subjects as close as 5.3" away with this lens that features a hyper-sonic motor that ensures a quiet, high-speed autofocus. The super multilayer lens coating reduces flare to ensure image quality throughout the entire zoom range.

Capture images of subjects as close as 5.3" away with this lens that features a hyper-sonic motor that ensures a quiet, high-speed autofocus. The super multilayer lens coating reduces flare to ensure image quality throughout the entire zoom range.

This Sigma 477109 EX digital fish-eye lens features a 5.3" minimum focusing distance to let you capture up-close scenes and an HSM (Hyper-Sonic Motor) to ensure fast, quiet autofocus.

This Sigma 477205 EX digital fish-eye lens features a 5.3" minimum focusing distance to let you capture up-close scenes and a super multilayer lens coating to reduce flare and ghosting.

Snap crisp digital photos with this powerful Sigma 204205 zoom lens that features a Hyper Sonic Motor (HSM) to deliver quiet and high-speed autofocus for clear, detailed photos. The SLD and FLD glass elements offer enhanced image quality.

This Sigma 204101 zoom lens features SLD and FLD glass elements for enhanced image quality and a Hyper Sonic Motor (HSM) for quiet and high-speed autofocus to ensure clear, detailed photos.

This Sigma 204306 zoom lens features SLD and FLD glass elements for enhanced image quality and super multilayer coating to reduce flare and ghosting. The Hyper Sonic Motor (HSM) delivers quiet and high-speed autofocus for clear, detailed photos.

This lens features optical image stabilization, a Hyper Sonic Motor and Super Multilayer coating for clearer images and high-speed auto-focusing.

This lens features optical image stabilization, a Hyper Sonic Motor and a floating focus system for improved focusing no matter the zoom range.

Capture stunning images of long-distance subjects with this lens that features a hyper-sonic motor that ensures a quiet, high-speed autofocus. The optical stabilization allows for handheld photography in low-light situations.

Take stunning long-distance photos with this lens that features a hyper-sonic motor that ensures a quiet, high-speed autofocus. The optical stabilization allows for handheld photography in low-light situations.

Designed for use with Canon DSLR cameras, this Sigma 106101 150mm f/2.8-22 macro lens features a Hyper-Sonic Motor (HSM) for quiet, speedy autofocus. The Optical Stabilization system lets you capture photos in low-light conditions.

Enhance your photography with this Sigma 583205 17-50mm f/2.8-22 lens that is designed for use with most Sony DSLR cameras with an APS-C-size image sensor and features a Hyper-Sonic Motor (HSM) to ensure fast, quiet autofocus for crisp images.

This Sigma 882101 multipurpose zoom lens offers the versatility required for capturing wide-angle photos, including scenic, landscape and group pictures. The telephoto capability helps you take great sports-action shots.

As a member of the EX series of lenses this 3rd generation Sigma lens is designed with the highest level of optical technology and augments its predecessor with the addition of the Hyper-Sonic Motor (HSM) ensuring a quiet, high speed AF as well as full-time manual focusing capability.

Upgrade your Canon DSLR camera with this Sigma 571101 24-70mm f/2.8 zoom lens that features an HSM (Hyper-Sonic Motor) that ensures quiet, high-speed autofocus. Three aspherical glass elements offer correction for distortion.

Enhance your Nikon DSLR camera with this Sigma 571306 24-70mm f/2.8 zoom lens that features 3 aspherical glass elements to offer correction for distortion while maintaining a compact design. An HSM (Hyper-Sonic Motor) ensures quiet, high-speed autofocus.

Sigma's NEW APO 50-500mm F4.5-6.3 DG OS HSM is an advanced optical design of this 10x power high-performance zoom lens that covers the standard-to-super-telephoto range, now with the added advantage of Sigma's own Optical Stabilization which offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible. Sigma is the only one to offer OS for Sony and Pentax mount where the image is stabilized in the viewfinder if chosen.

Sigma's NEW APO 50-500mm F4.5-6.3 DG OS HSM is an advanced optical design of this 10x power high-performance zoom lens that covers the standard-to-super-telephoto range, now with the added advantage of Sigma's own Optical Stabilization which offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible. Sigma is the only one to offer OS for Sony and Pentax mount where the image is stabilized in the viewfinder if chosen.