这是广播相机行业标准，它有一个标准的三烯B4镜头卡口。

This is the industry standard for broadcast cameras and it has a standard B4 lens mount.

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最后，索尼代表说他们将积极支持E卡口的第三方镜头和转接环的开发。

Finally, Sony representatives said they will proactively support the development of third-party lenses and adaptors for the E-mount.

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最后，索尼代表说他们将积极支持E卡口的第三方镜头和转接环的开发。

Finally, Sony representatives said they will proactively support the development of third-party lenses and adaptors for the E-mount.

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