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The most common large format is 4×5 inches (10.2x12.7 cm), which was the size used by cameras like the Graflex Speed Graphic and Crown Graphic, among others. Less common formats include quarter-plate (3.25x4.25 inches (8.3x10.8 cm)), 5×7 inches (12.7x17.8 cm), and 8×10 inches (20×25 cm); the size of many old 1920s Kodak cameras (various versions of Kodak 1, 2, and 3 and Master View cameras ...
Standard 4x5 inches back with format adapters for 6x9 and 6x12, interchangeable backs with short rotation attachment 8° and bayonet attachment or interchangeable lens boards for the lenses. Large in dimension, it is later provided with front bellows (Flexibellow) that perform the lens focusing, tilting, and swinging.
The Speed Graphic was available in 2¼ × 3¼ inch, 3¼ × 4¼ inch, 5 × 7 inch and the most common format 4 × 5 inch. Because of the focal plane shutter, the Speed Graphic can also use lenses that do not have shutters (known as barrel lenses). [4] Using a Speed Graphic, especially with the rear shutter system, was a slow process.
Large format lenses are photographic optics that provide an image circle large enough to cover the large format film or plates used in large format cameras.. Photographic optics generally project a circular image behind that is only required to have acceptable correction of aberrations over the intended film/sensor diagonal with little room to spare.
The Fine-Art XXL line is designed for ultra-large format shooting, covering 20×24 inches. Both lenses are large and heavy, but are designed with exceptional image quality and a huge 900 mm circle of coverage in mind. The 550 mm lens is a 6/2 construction, giving 78° of coverage, while the 1100 mm lens is 4/4 with 45.7° of coverage.
The advantage of the 4×5 inch format over 35 mm format is that the size of the film negative is 16 times that of a 35 mm film negative image. [2] [b] Press cameras were largely superseded by the 6x6cm medium format Rolleiflex in the early to mid-1960s and later by 35 mm rangefinder or single-lens reflex cameras. The smaller formats gained ...
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