The Close-Up Macro Lens Set includes +1, +2, +4, and +10 close up lenses. The high quality optical magnifying lenses are diopters for close up photography, which shorten the close focusing distance of the lens. It allows the lens to go closer to the subject than before and to achieve a larger image scale Lenses can be used individually or in combination for maximum effect. Comes with a Filter Wallet. E.g. +1 & +2 to make a +3 effect or +4 & + 2 to make a +6 effect. 1 Year Warranty