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 […]
Filter thread/size
This is a fine screw thread cut into the front of almost all DSLR and mirrorless camera lenses. This is where you screw in glass filters, or the adaptor rings for square filter holders. The size of the filter thread varies, so make sure you buy filters or adaptors the right size for your lens.