注意：需特别保护镜头架。

Note: need special protection lens planes.

youdao

过滤器的主要目的是保护镜头免受刮，划，碰，擦。

The main purpose of this filter is to protect the lens from scrapes, scratches, bumps, and bruises.

youdao

但是我们可以使用它来保护镜头，使其不会收到灰尘污染和各种可能的擦、碰伤。

But we can use it to protect the lens, which shall not receive dust pollution and all possible brush, collision.

youdao