Viltrox EF-E II lens adapter is a upgraded version of EF-NEX IV. By 0.71x shortening original focal length, which help to speed up focusing process by 50%. Built-in optical glasses can increase aperture by 3 stops. It is compatible for Canon EF series lens and for Sony E-mount (APS-C) series cameras.
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⚠️ WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects and/or other reproductive harm.
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