Gone are the days when the photographer had to lug around dozens of expensive filters in their bag. You had to buy some filters in various sizes to fit different lenses and then waste time juggling them on and off the lenses, often missing a shot. Now...

Gone are the days when the photographer had to lug around dozens of expensive filters in their bag. You had to buy some filters in various sizes to fit different lenses and then waste time juggling them on and off the lenses, often missing a shot. Now...