| Mounted between a mirrorless camera and a SLR lens, Speed Booster® increases maximum aperture (hence its name), increases MTF and makes lens wider. |
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| Allows camera automatically choose aperture in P or S exposure modes, or dial in yourself on the camera body in A or M modes. |
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| All Sony NEX E-mount adapters are full-frame ready (compatible with Sony A7, A7R, A7S and NEX-VG900), except Canon EF Lens to Sony NEX Smart Adapter Mark II. |
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| Designed to reach infinity focus while maintaining the correct registration distance required to maintain optical quality of CRC lenses or lenses with floating elements. |
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| Unique ultra-wide manual focus ring with silky-smooth focusing action. |
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Increase maximum aperture by 11/3 stop. (with a maximum output aperture of f/0.80) and
increase MTF. |
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| Both camera-side and lens-side of the adapter are made of brass, precision-machined and plated with chromium. |
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| Precise fit and solid connection - lens has no play, gap or wiggling when mounted on adapter and no adjustments are required to fit your lens. |
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