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Sigma 24-35mm F2 DG HSM Art Lens

RONKONKOMA, NY — June 19, 2015 – Sigma Corporation of America, a leading DSLR lens and camera manufacturer, today announced the Sigma 24-35mm F2 DG HSM Art lens, the market’s first full-frame zoom lens offering a wide-open, constant aperture of F2 throughout the zoom range. Pricing and availability...

RONKONKOMA, NY — June 19, 2015...

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Sigma 24mm F1.4 DG HSM Art Lens Announced

Yesterday, just in time for tomorrow's start of the CP+ Camera and Photo Imaging Show 2015  in Yokohama, Japan,  Sigma Corporation of America announced the new Sigma 24mm F1.4 DG HSM Art lens, the ninth Global Vision lens to join the company’s excellent Art lens line-up. [caption id="attachment_49993" align="aligncenter" width="950"] Sigma 24mm F/1.4 DG HSM...

Yesterday, just in time for to...

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The Ultimate Focus Puller?

The Art Of A Focus Puller One of the least expensive and most versatile lenses in any filmmaker’s bag of tricks is the 50mm lens. Check around, almost every manufacturer sells a "nifty fifty."  Considered by many to be the default "normal" human vision equivalent, there are more 50mm lenses in...

The Art Of A Focus Pulle...

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Specular Reflection

Most of us as photographers have heard the term "Specular Reflection." Certainly all of us have seen examples of it. But just what does "specular reflection" mean in a technical sense, and how does it impact our photographs?  Reflections on still water, as in the...

Most of us as photographers ha...

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