Night Vision 101: Focus, Diopter, Aperture

Описание к видео Night Vision 101: Focus, Diopter, Aperture

In this video we cover three of the most important aspects of basic night vision use: focus, diopter, and aperture. Understanding how to set the diopter properly, and how aperture relates to depth of field comes in handy when using night vision devices.

0:22 Focus
0:45 Aperture
3:24 Lens Cap Demonstration
3:56 Diopter

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