Neewer&reg; 52MM Four Pieces Macro Close-up Filter Kit (+1, +2, +4, +10) with Filter Carrying Pouch for NIKON D7100 D7000 D5200 D5100 D5000 D3300 D3200 D3000 D90 D80 DSLR Cameras and Other Digital SLR Camera Lens with 52mm Filter Thread These macro filters are ideal for photographing small items and focusing in on details of coins, flowers, jewelry and insects, as well as industrial photos of miniaturized components, medical and dental laboratory work and other scientific photography. The 52mm Macro Filter Kit includes four close-up diopters at +1, +2, +4 and +10 magnification, and a durable carrying case. These filters are double-threaded, which means you can combine them to achieve increased magnification, or you can attach additional optics such as polarizers or skylight filters.