Peter K. Burian

Sigma AF 14mm f/2.8 EX Aspherical HSM
Peter K. Burian  |  May 01, 1999  |  0 comments

Until recently, most photographers considered a 19mm or 20mm focal length as the ultimate in ultra-wide, but this is rapidly changing. Thanks to the new technologies for making more affordable aspherical elements, much shorter lenses are becoming readily...

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The Right Track
A Guide To Depth Of Field
Peter K. Burian  |  Mar 01, 1999  |  0 comments

Aside from the intricacies of exposure and light metering, photo enthusiasts generally find depth of field the most difficult concept to master. That's understandable particularly since this is a hypothetical factor based on subjective judgment.

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Pro Techniques
Stock Photos
10 Pro Tips For Direct Marketing
Peter K. Burian  |  Jan 01, 1998  |  0 comments

Is there a serious photo enthusiast out there who doesn't harbor a desire to see his or her work published? Well, the vast majority I know would love to market their images to books, magazines, and advertising agencies. In fact, the most commonly...

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Sigma AF 70-300mm f4-5.6 DL Macro
Peter K. Burian  |  Jan 01, 1998  |  0 comments

Although many of Sigma's new lenses incorporate the latest technology and/or premium grade optics, this manufacturer continues to compete aggressively in the market for affordable zoom lenses. In addition to its APO, Aspherical, and HSM series, Sigma...

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