user: Q: In this task, you are given a set of context paragraphs, some supporting facts and an answer of a question. Your task is to generate question for given answer based on set of context paragraphs, supporting facts and an answer.
Context_1 : Ray-Ban is a brand of sunglasses and eyeglasses founded in 1937 by the American company Bausch & Lomb. The brand is best known for their Wayfarer and Aviator lines of sunglasses. In 1999, Bausch & Lomb sold the brand to the Italian eyewear conglomerate Luxottica Group, for a reported US$640 million. Context_2 : The 2008 Bausch & Lomb Championships – Singles was the singles event of the 2008 Bausch & Lomb Championships, a WTA Tier II tennis tournament held in April. Tatiana Golovin was the defending champion, but withdrew from this year's event with injury. Maria Sharapova defeated Dominika Cibulková in the final to become the 2008 champion. This was Sharapova's 19th career singles title but the first she had won on clay courts. Context_3 : The Rundel Memorial Building is a historic library building located at Rochester in Monroe County, New York. It is the original downtown site of the Rochester Public Library, and along with the Bausch & Lomb Library Building directly across the street, serves as the Central Library of Rochester and Monroe County. It is a framed in reinforced concrete and faced in smooth Indiana limestone. It consists of three main floors, a mezzanine, two underground levels, a catwalk level above the river, and a penthouse area for equipment. It was constructed in 1932, and represents an integration of Beaux-Arts planning and massing with Art Deco detailing and stylization. The building is sited along the east side of the Genesee River directly above the Johnson and Seymour millrace and Rochester Subway. The building was built in part with monies from the estate of Morton W. Rundel and with a grant from the Public Works Administration. Context_4 : Aviator sunglasses are a style of sunglasses that were developed by Bausch & Lomb. The original Bausch & Lomb design is now marketed as Ray-Ban Aviators, although other manufacturers also produce aviator style sunglasses. Context_5 : Metrogon is a high resolution, low-distortion, extra-wide field (90 degree field of view) photographic lens design, popularized by Bausch and Lomb. Variations of this design are said to have been used extensively by the US military for use in aerial photography on the T-11 camera. Context_6 : Loteprednol (as the ester loteprednol etabonate) is a corticosteroid used to treat inflammations of the eye. It is marketed by Bausch and Lomb as Lotemax and Loterex. Context_7 : Bausch + Lomb, an American company founded in Rochester, New York, is one of the world's largest suppliers of eye health products, including contact lenses, lens care products, medicines and implants for eye diseases. The company was founded in 1853 by an optician, John Jacob Bausch, and a financier, Henry Lomb. Its Ray-Ban brand of sunglasses was sold in 1999 to the Italian Luxottica Group. Bausch + Lomb was a public company listed on the NYSE until it was acquired by the private equity firm Warburg Pincus PLC in 2007. In May 2013, Valeant Pharmaceuticals agreed to buy Bausch + Lomb from Warburg Pincus LLC for $8.57 billion in cash. The deal, which was approved by share holders, included $4.2 billion earmarked to pay down Bausch + Lomb debt, and closed on August 5, 2013. Today, the company is headquartered in Bridgewater, New Jersey, and employs about 13,000 people in 36 countries. Context_8 : 1-800 Contacts is a company based in Draper, Utah, United States, that sells contact lenses, including Johnson & Johnson Vision Care, Ciba Vision, Bausch & Lomb and CooperVision brands. The company was incorporated in 1995. In 2006, its last year as a public company, the company reported net sales of US$ 247 million. Context_9 : ReNu (named for Priyanka Renu Parshad) is a brand of soft contact lens care products produced by Bausch & Lomb. By far the most popular brand of lens solutions until 2006, ReNu has rebranded its formulations as renu sensitive (formerly ReNu Multi-Purpose) and renu fresh (formerly ReNu MultiPlus), the latter containing a patented ingredient called hydranate, known by chemists as hydroxyalkylphosphonate, that removes protein deposits and can eliminate the need for a separate enzymatic cleaner. Context_10 : Eastpak is an American worldwide lifestyle brand founded in Boston, USA, specializing in the design, development, manufacturing and worldwide marketing and distribution of a range of products including bags, backpacks, travel gear and accessories. The company began as "Eastern Canvas Products USA, Inc." in 1952, producing bags and packs for the US military before focusing on the consumer market under the brand name "Eastpak" as of 1976. It is part of the VF Corporation brand portfolio. fact_1 :  The original Bausch & Lomb design is now marketed as Ray-Ban Aviators, although other manufacturers also produce aviator style sunglasses. fact_2 : Ray-Ban is a brand of sunglasses and eyeglasses founded in 1937 by the American company Bausch & Lomb. Answer: 1937
A:

assistant: The original Bausch  Lomb sunglass design is now marketed as a brand founded in what year?