Product For sale a Sigma EX 10-20mm F4-5.6 HSM DC AF Wide Angle Lens for Canon in excellent working condition. The Super Wide-angle Lens 10-20mm F4-5.6 EX DC HSM lens allows enjoyment of super wide-angle photography making it a very powerful tool for indoor and landscape photography with APS-C size image sensors of digital SLR cameras. The multi-layer lens coating and lens design reduce flare and ghosting, a common problem with digital cameras and also creates an optimum colour balance through the entire zoom range. It comes with both lens caps. Condition Exterior: In good cosmetic condition with minor wear, some marks and scratches, no dents. Glass: Very clean optically with no dust, scratches or fungus. Autofocus/Manual Focus: Smooth manual focus from close to .