If there's a competition for the thinnest pancake lens, this recently released lens from SG-image would take some beating. At ...

Best overall The best lens for astrophotography overall The Sigma 14mm f/1.4 DG DN Art lens is great for astrophotography thanks to its speedy autofocusing, but it can handle hybrid shooting as well.

Vignetting is not altogether unwelcome with a 14mm lens; in fact, a modest amount can be quite beneficial in concentrating our eyes on the main subject of an image. The vignetting figures are ...

Lens The lens and aperture are key factors in determining depth of field. Lenses are known by their focal lengths - 14mm, 50mm, 200mm. Their role is to bend the rays of light that enter through ...