George Eastman was 15 years old. The young George left school early and started working to help support the family. As Eastman began to have success with his photography business, he vowed to repay his mother for the hardships she had endured in raising him. In 1884, Eastman patented the first film in roll form to prove practicable; he had been tinkering at home to develop it. In 1888, he perfected the Kodak Black camera, which was the first camera designed to use roll film. In 1889 he first offered film stock, and by 1896 became the leading supplier of film stock
Kodak High-Speed Infrared at a street price of around $12 a roll at US mail order outlets. Despite the discontinuance of HIE, other newer infrared sensitive emulsions from Efke, Rollei, and Ilford are still available, but have differing sensitivity and specifications from the long-established HIE. With the discontinuance of HIE, Efke's IR820 film has become the only IR film on the market with good sensitivity beyond 750 nm. Kodak High-Speed Infrared Kodak High-Speed Infrared film, also known as Kodak HIE, was a popular black-and-white infrared photographic film from Kodak. The film is sensitive to the visible light spectrum (with decreased green sensitivity), infrared