Corporate

Available lenses for the Four Thirds standard digital camera system.

Four thirds system The Four Thirds system was created to standardize a new generation of digital cameras. Sigma Corporation as well as several other companies are participating in this system. This new standard will define the lens mount size, distance…

Nikon D40 Compatible Lenses

The New Nikon D40 is the first Nikon body without a built in auto focus motor. This means that the any lens used with the D40 will need the auto focus motor built into the lens. These lenses are called…

Olympus, Panasonic and Sigma to Publish Joint Catalog Listing Products Based on Four-Thirds Open Standard for Digital Camera Systems

Olympus Imaging Corporation, Matsushita Electric Industrial Co., Ltd. (Panasonic), and Sigma Corporation have jointly compiled a comprehensive catalog of exchangeable lenses for their digital single-lens reflex camera systems based on the Four-Thirds System standard. Distribution of the new catalog, the…

Notice to end-users using EF-500 DG Super Pentax and EF-500 DG ST Pentax flashguns.

To our valued customers, Sigma’s EF-500 DG SUPER and EF-500 DG ST model flashguns for Pentax mount do not operate when Pentax K100D D-SLR camera (recently introduced to the market by Pentax) is used. To overcome this, we will start…