Astrophotography is one of the more technical genres of photography and doing it well requires specific skills and equipment. Sigma aimed to meet those needs with its recently released Sigma 14mm ...

For years, the 135mm focal length has been underserved, which is a downer as it's an excellent choice for portraiture and other shallow depth of field images. Thankfully, the winds of change are ...

John Riley reviews and tests the Sigma 135mm f/1.4 DG Art Lens. He states the lens is solidly made, with an impressively low cost. You may want to make this attractive lens your next kit addition.

We had a look at the Sigma 56mm f/1.4 DC DN lens, at Photokina 2018, in Cologne, Germany. Available for Sony APS-C E-mount cameras, giving an 84mm equivalent (in 35mm terms), and Micro Four Thirds ...