ultrawide http://www.adorama.com/alc/taginfo/ultrawide Article: Product Review: Sigma 8-16mm f/4.5-5.6 HSM Zoom Lens.An ultrawide that takes it all in <p><span style="font-size: small;">I consider ultrawide zoom lenses to be primarily special-effects tools and the Sigma 8-16mm&nbsp; certainly falls into this category. Let&rsquo;s take a close, undistorted look at its features and abilities.</span></p> http://www.adorama.com/alc/article/12658 News: Sigma 8-16mm ultrawide zoom lens hits the streets.8-16mm f/4.5-5.6 DC HSM lens for APS DSLRs is now available http://www.adorama.com/alc/news/12500 Blog: Canon TS-E 17mm f/4L Tilt-Shift Lens: Hands On Review.This ultrawide lens swings great for both old-school and new-school usages http://www.adorama.com/alc/blogarticle/11734