Canon FL Lens 28mm vs Super-Canomatic Lens R 50mm

The Canon R

lens mount A lens mount is an interface – mechanical and often also electrical – between a photographic camera body and a lens. It is a feature of camera systems where the body allows interchangeable lenses, most usually the rangefinder camera, singl ...

is a physical standard for connecting a

camera lens A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media capab ...

to a

35mm 35 mm may refer to: * 135 film, a type of still photography format commonly referred to as 35 mm film * 35 mm movie film, a type of motion picture film stock * 35MM 35 mm may refer to: * 135 film, a type of still photography format ...

single-lens reflex camera A single-lens reflex camera (SLR) is a camera that typically uses a mirror and prism system (hence "reflex" from the mirror's reflection) that permits the photographer to view through the lens and see exactly what will be captured. With twin le ...

body. It was introduced in March 1959 along with the

Canon Canonflex The Canonflex is a Canon 35 mm film single-lens reflex (SLR) camera introduced in May 1959. Its standard lens is the ''Canon Camera Co. Super-Canomatic R 50mm lens 1.8''. The camera was in production for one year before it was replaced by the Can ...

. The R mount was used on Canon's first single lens reflex (SLR) camera. The mount employed a "breech lock" system to attach the lens to the camera body. The R mount was discontinued in 1964 and replaced with the

Canon FL lens mount Canon FL refers to a lens mount standard for 35mm single-lens reflex cameras from Canon. It was introduced in April 1964 with the Canon FX camera, replacing the previous Canon R lens mount. The FL mount was in turn replaced in 1971 by the Canon ...

. Many mirrorless interchangeable-lens cameras are able to use Canon R lenses via an

adapter An adapter or adaptor is a device that converts attributes of one electrical device or system to those of an otherwise incompatible device or system. Some modify power or signal attributes, while others merely adapt the physical form of one con ...

. The mechanism for controlling the aperture is different from both the later FL and FD mount, although they physically still can mate with most adapters. Rear of Canon FL 28mm Lens and Super-Canomatic Lens R 50mm

Rear of Canon FL 28mm Lens and Super-Canomatic Lens R 50mm

R cameras

(1959) * Canon Canonflex R2000 (1960) * Canon Canonflex RP (1960) * Canon Canonflex RM (1962)

R lenses

Source:

Zoom

* 55-135mm f/3.5 (1963)

Wide-angle (under 50mm)

* 35mm f/2.5 (1960)

Standard (50–60mm)

* 50mm f/1.8 I (1959) * 50mm f/1.8 II (1960) * 50mm f/1.8 III (1963) * 58mm f/1.2 (1962)

Telephoto (above 60mm)

* 85mm f/1.8 (1961) * 85mm f/1.9 (1960) * 100mm f/2 (1959) * 100mm f/3.5 I (1961) * 100mm f/3.5 II (1963) * 135mm f/2.5 (1960) * 135mm f/3.5 I (1959) * 135mm f/3.5 II (1961) * 200mm f/3.5 (1959) * 300mm f/4 (1960) * 400mm f/4.5 (1960) * 600mm f/5.6 (1960) * 800mm f/8 (1960) * 1000mm f/11 (1960) * 2000mm f/11 (1960)

References

Lens mounts Canon R cameras {{camera-stub