Posts Tagged ‘macro photography’

How a Macro Lens Works

Sometimes, a photographer needs to get closer to a subject than most conventional lenses allow. In situations that call for a life-sized view of a subject, a macro lens is necessary. A macro lens is a fixed focal length lens with a reproduction ratio of 1:1 or greater. Some canon slr digital cameras with sensors […]


In photographic terms, “macro” means the optical ability to produce a 1:1 or higher magnification of an object on the sensor. For instance if you photograph a aquarium shrimp with an actual size of 21.6 mm so that it fills the 35mm sensor (43.3mm diagonal), the shrimp gets magnified with a ratio of 43.3 to […]