Together, we impact life and health with science. We offer one of the broadest portfolios in the industry for scientists, best-in-class products for pharmaceutical development and manufacturing, and a fully …

Format Mirrorless 54 DSLR 11 Mount L-Mount 51 Sony E 54 Canon RF 10 Nikon Z 3 Canon EF 11 Nikon F 11 Canon EF-M 3 Sigma SA 10 Sony A 2 Fujifilm X 11 Micro 4/3 3 Pentax 2 Sensor …

The official global site of camera & lens manufacturing company Sigma.Here you can find information about our company and our products, support, repairs and inspections, as well as news, updates, …

SIGMA supplies a full range of global and domestic water and wastewater products including fittings, restraints and extended range products along with castings, fabrications and custom parts for OEM …

In number theory, σ is included in various divisor functions, especially the sigma function or sum-of-divisors function. In applied mathematics, σ (T) denotes the spectrum of a linear map T.

SIGMA: America’s Leading Fuel Marketers is the national trade association representing fuel marketers and convenience store chain retailers in the United States and Canada.

Bike computer and lighting for more fun and safety while cycling. Whatever gets you on your bike – SIGMA ensures your safety, keeps you on course, and lets you enjoy the ride. From GPS bike …

B&H is an authorized Sigma dealer. We carry Sigma Cameras, Sigma Lenses, Sigma SLR Lenses. Go to B&H for amazing prices and service.

From Stretch Wrappers to Carton Sealers, Sigma Supply has the equipment, installation, maintenance, and training to maximize the efficiency and profitability of your packaging operation.

The Greek letter σ (sigma) is used in statistics to represent the standard deviation of a population. It also has various uses in other areas of math and science.