Popular in black and white film photography, coloured filters are still used in the digital world. In black and white photography certain colours can look very similar when converted to greyscale.

There are two approaches to the use of optical filters with digital cameras. The first asserts that any extra glass inserted in the light path between the subject and the image sensor can degrade the ...

If you plan leaving a filter on all the time for general (not application-specific) protection, I would highly recommend buying high quality UV filters, from B+W, etc (should be between $70-100 for a ...

Photo filters aren’t something every photographer needs, but for those who do need them, they’re an absolute necessity. It’s for this reason that Sandmarc, a manufacturer of high-quality photo filters ...

The essence of macro photography comes down to the capabilities of the optical system. The most important feature here is the ability to get the largest possible projection of the object onto the ...