Tamron literally dropped a bomb, they announced a fullframe lens while having a 27-75mm focal length with a constant F2.8 aperture throughout the zoom range. The lens also features built-in steeping motor, for silent and fast focusing. The lens also features For AF drive, it is equipped with a sensor that detects the lens position with high accuracy and a stepping motor unit “RXD (Rapid eXtra-silent stepping Drive)” optimized for AF control.
The lens is ultra compact and small achieving a mass of 550 g and a length of 117.8 mm. The close focusing distance of the lens is 5.7 cm only.
In order to satisfy both beautiful blurring taste and high image quality, a special glass material XLD (eXtra Low Dispersion) lens, one LD (Low Dispersion: Loss Dispersion) lens, one GM Mold Aspheric) One lens and two composite aspherical lenses are properly arranged to correct various aberrations including chromatic aberration well and achieve compactness of the entire optical system. In addition, it adopts BBAR (Broad-Band Anti-Reflection) coating boasting high antireflection performance and is pursuing stable resolution performance even in photography at backlighting throughout the zoom range.
The lens is compatible with Sony Hybrid AF technology and the firmware can be also updated is also possible.
We will update you soon once it become available for its pre-order
Tamron 28-75mm F2.8 RXD Fullframe Lens
Model
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: A036
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Focal Length
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: 28-75mm
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Maximum Aperture
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: F/2.8
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Angle of View (diagonal)
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: 75°23′-32°11′(for full-frame format)
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: 52°58′ -21°05′(for APS-C format)
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Optical Construction
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: 15 elements in 12 groups
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Minimum Object Distance
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: 7.5 in (WIDE) / 15.3 in (TELE)
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Maximum Magnification Ratio
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: 1:2.9 (WIDE) / 1:4 (TELE)
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Filter Size
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: Ø67mm
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Maximum Diameter
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: Ø73mm
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Length**
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:4.6 in
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Weight
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: 19.4 oz
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Aperture Blades
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: 9 (circular diaphragm)
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Minimum Aperture
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: F/2.8-F/22
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Standard Accessories
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: Lens hood, Lens caps
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Compatible Mounts
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: Sony E-mount
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