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  Ontoflex TLR Camera


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The Ontoflex camera was manufactured by Cornu Company of Paris, France in circa 1933. The Ontoflex was a twin lens reflex camera cable of capturing 6 x 9 cm exposures in standard no. 620 roll film. The camera was constructed of metal finished with black enamel or covered in leather. It featured a rotating back for landscape or portrait pictures. The original mode was adaptable to both roll film and plates and the later version only accommodating roll film. Several variations of lens shutter combinations are found on the ontoflex including a Berthiot f3.5 90mm lens in a Dreckel-s shutter providing speeds up to 1/250th of a second, or a Roussel Kynor f3.5 90mm lens in a compur-s shutter able to provide speeds up to 1/250th of a second or a Tessar f3.5 90mm lens, Tessar f3.8 105mm, Tessar 4.5 90mm lens in a compur shutter able to provide speeds either up to 1/250th of a second or 1/400th of a second.

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