Roll film of Peter's camera. David Henderson Houston (born June 14, 1841; died May 6, 1906), originally from Cambria, Wisconsin, patented the first holders for flexible roll film. Houston moved to Hunter in Dakota Territory in 1880. He was issued an 1881 patent for a roll film holder which he licensed to George Eastman (it was used in Eastman's Kodak 1888 box camera). Houston sold the patent (and an 1886 revision) outright to Eastman for $5000 in 1889. Houston continued developing the camera, creating 21 patents for cameras or camera parts between 1881 and 1902. In 1912 his estate transferred the remainder
Kodak DCS high-end medium format digital backs for Leaf, among others. Kodak continued to design and manufacture digital imaging sensors, including the full-frame 18-megapixel KAF-18500, which is used in the Leica M9 digital rangefinder, until its digital sensor division was sold to Platinum Equity in 2012. This digital sensor company now operates under the name Trusense. All models based on Nikon body and use Nikon's F mount. All models use Canon's EF lens mount. Kodak DCS The Kodak Digital Camera System is a series of digital single-lens reflex cameras and digital camera backs that were released by Kodak in the 1990s and