A polarizing filter is one of the most essential tools in a landscape photographer’s bag. Polarizing filters survived the digital era of photography unlike other filters. There is no as such replacement for this filter as an in built camera functionality nor in post production. Polarizing lens filters are a common choice for avid photographers as they eliminate unwanted reflections or glare.
Here’s a 3-minute video by photographer Christopher Frost in which he shows why these filters are so useful and how to use them. Frost shows a series of real world scenes in which he shows how to eliminate certain reflections by rotating the polarizing filter on his lens.
Although tone of an image can be manipulated in post-processing, the effect of a polarizing filter cannot be fully replicated in software, especially when it comes to reducing reflections and haze in a scene, making the filter indispensable everyday photography. Once attached to the front of a lens and rotated to a particular angle, polarizing lens filters capable of cutting out most of the reflected light in a scene, instantly enhancing resulting photographs by increasing color saturation and contrast.
High-quality circular polarizing lens filters can also be rather expensive to buy and can take some time to get used to. However, those are small disadvantages compared to the benefits they bring…
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