Sigma 28-300mm F3.5-6.3 DG MACRO Lens (Pentax Mount)

This Sigma 28-300mm F3.5-6.3 DG MACRO digitally optimized lens covers all the focal lengths from 28mm wide angle to 300mm telephoto with 10.7:1 high zoom ratio as well as macro capability. The new multi layer lens coating and lens...

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Build your own macro lens with a Pringles can!

This one is not for the faint of heart, but the guy over at Photocritic.org managed to rig himself a macro lens for his Canon 20D using naught but a Pringles can (that wonderful tool of hackerdom), a cheap...

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