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Product Description
Introducing the Sony 20-70 F4 Full-Frame Lens: a ultra wide G standard zoom lens in a constant F4 aperture, offering evolved image quality and ideal operability, especially for full-frame stills and filmmaking. The advanced optical design includes three ED (Extra Low Dispersion), two AA (Advanced Aspherical), one ED (Extra Low Dispersion Aspherical) and one aspherical element, ensuring outstanding resolution with this Sony camera lens. Beautiful background defocus (bokeh) is achieved with a 9-blade circular aperture. Two XD (Extreme Dynamic) Linear Motors with their complex construction deliver faster, more accurate focusing capabilities for both photography and videography. An incredible Sony E-mount lens for video, the Sony 20-70 F4 delivers smooth, fast, continuous autofocus performance for movie shooting, with minimised focus breathing, and focus shift and axis shift when zooming, for refined imagery.
One ED (Extra Low Dispersion Aspherical), three ED, two AD (Advanced Aspherical) and one aspherical element ensure outstanding resolution in this constant F4 aperture G standard zoom lens, delivering high corner-to-corner resolution and beautiful bokeh. This is an excellent Sony full-frame lens for content creation, stills photography and videography.
BEAUTIFULLY SMOOTH BACKGROUNDS
A circular 9-blade aperture on this Sony 20-70 F4 creates beautiful circular background bokeh defocus effects with a constant F4 aperture.
FAST AND PRECISE AUTOFOCUS
Two XD (Extreme Dynamic) Linear Motors with their complex construction deliver faster, more accurate focusing for filmmaking and photography. You won't miss a shot with this ultra wide standard zoom camera lens.
BRIGHT IN ALL WEATHERS
A constant F4 maximum aperture throughout the zoom range keeps the brightness even when the focal length changes. The front element on the Sony 20-70 F4 features a fluorine coating that repels water, oil and other contaminants, while making it easy to wipe off any dust or fingerprints.
PROFESSIONAL ERGONOMICS
A dust- and moisture-resistant design, along with versatile controls, makes this Sony G lens ideal to use in the most difficult scenarios - both indoors and outdoors. The focus breathing feature is also compatible on this ultra wide angle standard zoom lens.
BUILT FOR THE FUTURE
Sony lenses allow you to take full advantage of your next Sony camera's features.
Product Specification
Sony 20-70 F4 Lens Specifications
Lens mount
Sony E-mount
Format
35mm full frame
Focal-length (mm)
20-70 (30-105mm APS-C)
Lens construction (groups-elements)
13-16
Angle of view
94°-34° (70°-23° APS-C)
Maximum aperture (F)
4
Minimum aperture (F)
22
Number of aperture blade
9
Circular aperture
Yes
Minimum focus distance
0.25m / 0.82ft
Maximum magnification ratio (x)
0.39
Filter diameter (mm)
72
Image stabilization (SteadyShot)
- (body-integrated)
Zoom system
Manual
Teleconverter compatibility
Incompatible
Hood type
Petal shape, bayonet type
Other Information
Fluorine coating
Yes
Mount rubber ring
Yes
ED/Super ED glass (elements)
ED (3)
Aspherical lens (elements)
Yes (4) (including 2 AA lens and 1 ED aspherical)
Lens coating
Multi-coating
Focusing type
Internal
AF actuator
XD Linear Motor
Linear Response MF
Yes
Size & Weight
Dimensions dia. x length (mm)
78.7 x 99
Weight (approx.) (g)
488
Supplied Accessories
Hood (model)
ALC-SH174
Lens front cap
ALC-F72S
Lens rear cap
ALC-R1EM
Case
Yes (soft case)
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*1 With interchangeable-lens digital camera incorporating APS-C type image sensors.
