BLIS, an acronym for Blind Spot Information System, is a system of protection against collisions in the vehicle blind spot

Blind spot (automobile)

A blind spot in a vehicle is an area around the vehicle that cannot be directly observed by the driver while at the controls, under existing circumstances...

 developed by Volvo

Volvo Cars

Volvo Car Corporation, or Volvo Personvagnar AB, is a Swedish automobile manufacturer founded in 1927, in Gothenburg, Sweden. It is owned by Zhejiang Geely Holding Group. Volvo was originally formed as a subsidiary company to the ball bearing maker SKF. When Volvo AB was introduced on the Swedish...

. Volvo's previous parent Ford Motor Company

Ford Motor Company

Ford Motor Company is an American multinational automaker based in Dearborn, Michigan, a suburb of Detroit. The automaker was founded by Henry Ford and incorporated on June 16, 1903. In addition to the Ford and Lincoln brands, Ford also owns a small stake in Mazda in Japan and Aston Martin in the UK...

 has since adapted the system to its Ford, Lincoln (automobile)

Lincoln (automobile)

Lincoln is an American luxury vehicle brand of the Ford Motor Company. Lincoln vehicles are sold mostly in North America.-History:The company was founded in August 1915 by Henry M. Leland, one of the founders of Cadillac . During World War I, he left Cadillac which was sold to General Motors...

, and Mercury (automobile)

Mercury (automobile)

Mercury was an automobile marque of the Ford Motor Company launched in 1938 by Edsel Ford, son of Henry Ford, to market entry-level luxury cars slotted between Ford-branded regular models and Lincoln-branded luxury vehicles, similar to General Motors' Buick brand, and Chrysler's namesake brand...

 brands.

This system was first introduced in the Volvo S80

Volvo S80

The Volvo S80 is a mid-size executive saloon/sedan from Swedish automaker Volvo Cars, and was introduced in 1998 to take the place of the rear-wheel drive Volvo 960/S90 saloons in the model range. The Volvo S80 was built at the Torslanda Plant in Gothenburg, Sweden. Unlike most Volvo models, it...

sedan. This system gives the driver a visible alert when switching lanes and a vehicle in the rear has entered your blind spot. The car uses two door mounted lenses to check the blind spot area for an impending collision.

On Ford products, the system was first introduced in the spring of 2009 on the 2010 Ford Fusion and Fusion Hybrid, 2010 Mercury Milan and Milan Hybrid and 2010 Lincoln MKZ and Mazda 6. This technology was also introduced on the 2010 Mazda CX-9 Grand Touring model.