Sigma 18-300mm F3.5-6.3 DC Macro HSM C Lens for Pentax Review (DxOMark):

Paul Carroll has just posted a detailed review of the Sigma 18-300mm F3.5-6.3 DC Macro OS HSM Lens at the DxOMark.com. Achieving an overall DxOMark score of 15 points tested on the Pentax K-5 IIs, this lens wins the top-ranked super zoom for the… Read moreSigma 18-300mm F3.5-6.3 DC Macro HSM C Lens for Pentax Review (DxOMark):

Sigma 20mm F1.4 DG HSM Art Canon Lens Review (DxOMark): Picture-perfect

Paul Carroll has just posted a full review of the new released Sigma 20mm F1.4 DG HSM Art lens (Amazon/ Adorama/ B&H/ eBay) at the DxOMark. With an overall score of 40 points, tested on Canon EOS 5DS R, the Sigma 20mm f1.4 DG HSM A lens is the top-ranked… Read moreSigma 20mm F1.4 DG HSM Art Canon Lens Review (DxOMark): Picture-perfect

Sigma 30mm F1.4 DC DN C Lens for Sony E-mount Review (DxOMark)

Several days ago, Paul Carroll posted a full review of the new released Sigma 30mm f/1.4 DC DN Contemporary lens for M4/3 mount and today he added a new review of Sigma 30mm for Sony E mount. This new lens achieves an excellent score of 29 points tested on the Sony… Read moreSigma 30mm F1.4 DC DN C Lens for Sony E-mount Review (DxOMark)

Sigma 50-100mm F1.8 DC HSM Art Lens Sample Images (Dpreview)

Dpreview has just posted their galley samples of the new released Sigma 50-100mm f/1.8 DC HSM Art lens. This fast telezoom lens is designed for Canon/Nikon APS-C format cameras, providing an equivalant focal length about 70-150mm. They took the sample images with… Read moreSigma 50-100mm F1.8 DC HSM Art Lens Sample Images (Dpreview)