This Kase Step-Up Adapter Ring 49-52mm for Camerasfrom Kase Step-Up Adapter Ring 49-52mm for Cameraspermits the use of 52mm threaded filters on lenses with 49mm filter threads. This step-up ring features a lightweight aluminum alloy construction with a matte black anodized finish for durability and to minimize reflections. This step-up ring is made for standard, threaded filters and is not compatible with magnetic-type filters.

Use 52mm Filters on 49mm Threads    Aluminum Ring    Matte Black Finish Minimizes Reflections    For Standard, Nonmagnetic Filters

Related Questions and Answers

Q: 1. Will this create vignetting when using with M-Summilux 28mm ASPH?

A: You shouldn't get vignetting with this close up lens.

Q: 2. Does this have a front filter thread?

A: Yes, it does have front filter threads to attach the lens and the step rings to.

Q: 3. Would this work on a 46mm lens if I purchased the appropriate step-up ring?

A: This can be used on a lens with a 46mm front thread. You would need a 46-58mm Step-Up Ring such as the Sensei linked here. https://bhpho.to/36DlGvd. This is usable with 35 to 250mm Focal Lengths,

Q: 4. Will this work on the Canon 100mm is macro lens?

A: You would need a 58-67mm step down ring to connect NiSi 58mm Close-Up NC Lens Kit with 49 and 52mm Step-Up Rings with your Canon EF 100mm f/2.8L Macro IS USM Lens.

Q: 5. Can this be used on the Leica Q to shorten the focus distance beyond 17cm?

A: The Leica Elpro 52mm Close-Up Lens will fit the Leica Q using the included step up ring. It will allow you to focus closer but since it has not been tested on the Leica Q, the exact focus distance cannot be determined.

Q: 6. Can this be used in combination with other 58-mm close-up lenses to increase magnification?

A: Technically yes you can but you will run into a softer image and vignetting the more optical elements you place in front of the front element.

Q: 7. What is the diopter strength, or actual focal length of this lens?

A: The NiSi 58mm Close-Up NC Lens is a +5 diopter.

Q: 8. Can the 58mm NISI closeup work on the Nikon 105mm macro mount which is 62mm filter size without vignetting? What ring is needed?

A: You can use the Sensei 62-58mm Step-Down Ring, B&H # SESDR6258, with the NiSi 58mm Close-Up NC Lens Kit with 49 and 52mm Step-Up Rings. There should not be vignetting when using this combination with the Nikon AF-S VR Micro-NIKKOR 105mm f/2.8G IF-ED Lens.

Q: 9. Will this work with a step-down ring on lenses that use filter threads larger than 58 mm?

A: This will work on 49 and 52 mm step up rings only

Q: 10. Will this work with the LUMIX 35-100 micro 4/3 mirrorless lens? The 35mm equivalent of that lens is 70-200.

A: Yes. The following will work with no step up or down rings needed.