BlueTech Macro Close Up Filter Set (4 Diopters +1, +2, +4, +10) "40.5MM" For Sony Alpha a6000, a5000, a5100, NEX 5T, NEX-5TL NEX-5TL/S, 5TL/W, Mirrorless Digital Camera with 16-50mm Power Zoom Lens NOTE: This Kit is compatible with all 40.5mm lenses. Please verify your camera's lens thread size before ordering. Enables you to get much closer than the minimum focus of the standard camera lens These Filters Are Double-Threaded Which Will Enable You To Combine Together or Use With Other Lenses The Macro Close-Up Set is the simplest and least expensive method of close-up photography. Have you ever wished that your lens could focus closer than it does? Imagine that you could put a magnifying glass in front of your camera's lens.