OP Home


Wednesday, January 20, 2010

Sigma Student Photography Scholarship

Winner is announced

Tuesday, June 23, 2009

Sigma Unveils New Lens for Pentax and Sony

Features optical stabilization

Tuesday, February 8, 2011

Sigma Updates Lenses

Lenses incorporate weather-resistant design

Thursday, July 15, 2010

Sigma's new 17-50mm

Compact, large-aperture zoom

Wednesday, December 9, 2009

Sigma's New 17-70mm

Adds unique, anti-shake technology


Popular OP Articles

  • Super Charged!Super Charged!
    There’s no substitute for megapixels. We look at the highest-pixel-count cameras, both medium-format and full-frame models, of all time. More »
  • Digital MythbustingDigital Mythbusting
    We bust some of the most common myths that digital photographers take into the field to help you get your best images More »
  • B&W EssentialsB&W Essentials
    A look at the essential gear you need for making your best black-and-white landscape, wildlife and travel photos More »