Sekonic is a Japanese company specializing in light meters and optical measurement devices for photographers, cinematographers, and digital filmmakers. Founded in 1951 as Seiko Electric Industries Co., Ltd., the brand introduced its first exposure meter, the Sekonic P-1, which revolutionized light measurement. Over the years, Sekonic has developed a wide range of light meters, color meters, and illuminometers, helping professionals achieve precise exposure control. The company gained global recognition when its L-518 Digipro X-1 meter was used on NASA Space Shuttle missions in 1984. Sekonic continues to innovate, offering digital-ready meters and wireless triggering solutions for modern photography and filmmaking.