


How to Photograph the 2017 Total Solar Eclipse
What Is a Total Solar Eclipse? Total solar eclipses occur when the New Moon comes between the Sun and Earth and casts the darkest part of its shadow, the umbra, on Earth. A full solar eclipse, known as totality, is almost as dark as night. The Science of Total Solar...
Sigma May Be Building a Groundbreaking 24-70mm f/2 Lens for Full Frame Cameras
Sigma has been on a tear as of late. Since late 2012, the company has put out a highly regarded 35mm f/1.4 lens, a novel USB dock that lets you calibrate lenses at home, and a revolutionary 18-35mm lens with a constant f/1.8 aperture (shown above). It appears Sigma is...
Apple to Bring 3D Laser Autofocus to iPhone Cameras, Report Says
Sigma has been on a tear as of late. Since late 2012, the company has put out a highly regarded 35mm f/1.4 lens, a novel USB dock that lets you calibrate lenses at home, and a revolutionary 18-35mm lens with a constant f/1.8 aperture (shown above). It appears Sigma is...
Instagram Now Supports Photo Uploads From Mobile Site
Instagram wants to be the photo app for the whole world, even if you can’t or won’t download it. In pursuit of international growth where networks are slow and data is expensive, Instagram has given its mobile website a massive upgrade that adds core features of the...