As time goes on, certain types of photo equipment become obsolete as people use post production to spruce up their pictures. For instance, colored filters were once a common method of manipulating light directly in camera. And while most filters have fallen by the wayside, Christopher Frost's excellent YouTube tutorial on the benefits of a polarizing filter reminds us of why we should pick back up on it immediately.
Frost's YouTube channel is full of free, excellent content for photography lovers, mainly focusing on lens reviews. But his comprehensive and concise insight into the benefits of a polarizing filter is the perfect free photography tutorial for those looking to learn more about their craft.
In just under 3 minutes, Frost not only explains the filter's benefits, but actually shows concrete examples side by side. Thus, it's immediately clear how a polarizing filter can cut the reflected light on glass, water, or other smooth surfaces. Looking for more free photography tips online? Frost also has an interesting video on making bokeh shapes. If you want to see more, you can support his channel via Patreon.