About Sigma 150mm f/2.8 AF APO EX DG OS HSM Macro Lens for Canon Digital SLRs:
This latest version of the Sigma Macro 150mm F2.8 EX DG HSM boasts Optical Stablization (OS) which is critical to equipment sporting this focal range and is now splash-proof. Offering the latest optical design technology this lens remains a large aperture medium macro lens ideal for shooting the smaller things in our world that exists virtually unseen. A macro lens is one which will focus on a subject close enough to render it life-size on the image plane in your camera. It also has a flat field front lens element so that it can shoot images of flat objects such as artwork or postage stamps an
Features Sigma 150mm f/2.8 AF APO EX DG OS HSM Macro Lens for Canon Digital SLRs:
- Focuses down to 1:1 magnification ratio at its closest working distance of 15 inches
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