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The optical design for the 50mm f /2.8 macro lens was credited to Sho Tokumaru, [8] featuring a "double floating" element design, which incorporated zoom lens technology to move three groups independently at slightly different rates during focusing to improve lens performance over a wide range of focusing distances.
Olympus Zuiko Digital ED 50mm 1:2.0 Macro; Maker: Olympus: Lens mount(s) Four Thirds: Technical data; Type: Prime: Focal length: 50mm: Aperture (max/min) f / 2.0: Close focus distance: 0.20 metres (0.66 ft) Max. magnification: 0.5: Diaphragm blades: 7: Construction: 11 elements in 10 groups: Features; Manual focus override No: Weather-sealing ...
The Sigma 18-50mm f / 2.8 EX DC Macro is a wide to normal angle, zoom lens made by the Sigma Corporation. The lens is produced in Canon EF mount, Four Thirds System, Nikon F-mount, Pentax K mount, the SA mount, and the Sony/Minolta AF Mount varieties, all have the same optical formula. The lens is designed for digital crop DSLR with an APS-C ...
The Fujifilm G-mount is a type of interchangeable lens mount designed by Fujifilm for use in the cameras of their Fujifilm GFX series. These cameras have interchangeable lenses . The respective lenses are designed for 43.8 mm x 32.9 mm medium format sensors.
True macro lenses, such as the Canon MP-E 65mm f/2.8 1-5x Macro, Laowa 25mm f/2.8 2.5-5X Ultra Macro (a relatively shorter focal length) or Minolta AF 3x-1x 1.7-2.8 Macro, can achieve higher magnification than life size, enabling photography of the structure of small insect eyes, snowflakes, and other minuscule objects. Others, such as the ...
The EF50mm f/2.5 Compact Macro is a relatively inexpensive macro lens with a minimum focusing distance of 23 cm (9 inches) offering a maximum magnification of 0.5x actual size. [8] Reviewers describe the lens as having "decent"/"mid-level" build quality, with very good color and contrast, "absolutely negligible" distortion, very sharp after f/4 ...
The "auto bellows X" used with a 50 mm lens can provide 1 to 3× magnification. It can also be used with the "focusing rail X". The Fujica "slide copier X" mounted on the "focusing rail X" simplifies the copying of 135 film pictures. The "macro cine copy X" is a macro lens with specific windows to take copies from 8 mm and 16 mm films. The ...
Drawing showing the relative sizes of sensors used in most current digital cameras, relative to a 35mm film frame. The image sensor of Four Thirds and MFT measures 18 mm × 13.5 mm (22.5 mm diagonal), with an imaging area of 17.3 mm × 13.0 mm (21.63 mm diagonal), comparable to the frame size of 110 film. [4]