Make sure you know what you're aiming to focus on, either the droplet or the resulting splash and aim your camera and focus accordingly.

无论是微小水滴还是飞溅的水花，确定你的目标焦点，并相应地对准相机焦距。

youdao

In the first case enough to aim the camera at the sky, fix it, set the focus "to infinity" and open the shutter.

第一类是指将镜头对准天空，调校好，将焦距打开到“无穷大”，然后打开快门。

youdao

Aim \ to realize automatic height measurement and focusing of aerial photographic camera.

目的实现航空像机摄影高度自动测量和调焦。

youdao

Twenty Afghan women have also undertaken courses on camera work and digital editing, with the aim a producing an historical video on Afghan Women Seen Through the Eyes of Afghan Women.

UNESCO: Communication and Information