Flashes and On-Camera Light Sigma

Before you venture into your next photography session, consider the Sigma EF-630 Multifunctional External Flash, a high-quality, versatile, and reliable addition to your camera gear. This advanced external flash is designed to enhance your low-light photography with its high guide number of 209, providing superior illumination even in the most challenging conditions. Engineered for compatibility with a broad spectrum of Sigma cameras, this shoe mount flash is a convenient and practical choice for both professional photographers and hobbyists alike. It operates on TTL exposure control, ensuring accurate and automatic exposure calculations for perfect lighting in every shot. The EF-630

Electronic Flash EF-500 DG ST can be used with Sigma's and other manufacturers' AF 35mm SLR cameras and Digital SLR cameras. It has a maximum guide number of 165 in feet or 50 in meter at 105mm focal length (ISO 100). Projection angle of the flashlight is set automatically to match the lens' focal length ranging from 28mm wide-angle to 105mm medium-telephoto. It incorporates a wide panel that expands the angle of illumination that of a 17mm focal length lens. It enables full automatic flash photography by TTL automatic flash exposure control. It includes S-TTL flash photography for Sigma, 3-D multi-sensor balanced fill flash function and D-TTL flash photography for Nikon, E-TTL flash