A lens designed for close-up photography is called a macro lens.
A macro zoom lens is one in which the magnification can be changed continuously and the focal length is constant (does not change).
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Strictly speaking, lenses that can change the magnification continuously but whose focal length changes are not called zoom lenses.
Sometimes called variable magnification lenses to distinguish them from zoom lenses.
Sometimes called variable magnification lenses to distinguish them from zoom lenses.
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If you want to keep the price down without changing the magnification frequently, we recommend a variable magnification lens, and if you change the magnification frequently, we recommend a macro zoom lens.
