What Is A Macro Lens
A macro lens is any lens capable of enlarging an object to at least a 1:1 reproduction ratio, which describes the size relationship between the real-world subject and the size of the image when measured on the sensor. Macro lenses are known for allowing extremely close-up photography, often called “macro photography.” To achieve this, the lens generally must have a very short minimum focal distance to get the object physically close to the lens and sensor....