Even in an age of digital photo editing, there are still some lens filters that either can’t be reproduced digitally or are more effective than their digital equivalents. These include protective UV filters, polarizing filters, graduated and neutral density filters. UV filters are used these days purely as a protection for the front element of […]
Red filter
Used in black and white photography to darken blue skies and lighten skintones and foliage. It can produce dramatic, high-contrast images.