Pre-PMA 2008: Sigma has announced the launch of 70-200mm and 50-150mm constant f/2.8 lenses for Pentax and Sony owners wanting lovely bright, sensibly-priced telephoto zooms. Both are part of Sigma's premium EX range and include hypersonic focusing motors and apochromatic design.
Pre-PMA 2008: Sigma has announced the launch of 70-200mm and 50-150mm constant f/2.8 lenses for Pentax and Sony owners wanting lovely bright, sensibly-priced telephoto zooms. Both are part of Sigma's premium EX range and include hypersonic focusing motors and apochromatic design.
Sigma 70-200mm f/2.8 EX DG OS HSM Lens Review
Sigma 70-200mm f/2.8 EX DG HSM Lens Review
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Sigma 70-200mm F2.8 EX DG Macro HSM II review: Digital Photography Review
Review: Sigma 50-150mm F2.8 APO EX DC OS (Canon EF) - The Phoblographer