The Sensei PRO 49-72mm Aluminum Step-Up Ring permits the use of 72mm threaded filters on lenses with 49mm filter threads. It has large side knurls to provide a more textured grip when mounting or removing it from a lens. This step-up ring features a lightweight aluminum alloy construction with a corrosion-resistant, matte black, hard-anodized finish for durability and to minimize reflections.

Use 72mm Filters on 49mm Lens    Knurled Sides for Firmer Grip    Matte Black Finish Minimizes Reflections    Corrosion-Resistant Hard Anodized Finish

Related Questions and Answers

Q: 1. Can this item be used with a M9 that does not have a live view electronic view finder

A: You wont be able to see what you are focusing or if you focused on the subject , would not recommend it

Q: 2. can i use this with my m6?

A: Leica Elpro 52mm Close-Up Lens with 49 and 46mm Step-Up Rings are macro filters you can attached on your Leica M-lens front threads. You can connect the closed up filter to 46, 49, and 52mm front threads.

Q: 3. 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: 4. 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: 5. Does this fit the Nikon 28/1.4D?

A: No, you need the 77mm one. https://www.bhphotovideo.com/c/product/1079788-REG/sensei_lhm_w77_pro_77mm_wide_angle.html

Q: 6. Will this fit the Lee 100 filter holder?

A: No, the Sensei Pro 58mm Adapter Ring for 100mm Aluminum Universal Filter Holder is not compatible for use with the LEE Filters Foundation Kit (Standard 4x4", 4x6" Filter Holder), B&H # LEFK. The Sensei Pro 58mm Adapter Ring for 100mm Aluminum Universal Filter Holder is designed for use with the Sensei Pro 100mm Aluminum Universal Filter Holder, B&H # SEFH100U. If you are looking for a 58mm adapter ring for the LEE Filters Foundation Kit (Standard 4x4", 4x6" Filter Holder), I would recommend either the standard LEE Filters 58mm Adapter Ring for Foundation Kit, B&H # LEAR58, or the wide LEE Filters 58mm Wide-Angle Lens Adapter Ring for 100mm System Filter Holder, B&H # LEARWA58, for your usage needs.

Q: 7. 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: 8. will this work with the Lee 100 filter holder?

A: No, this ring is specific to the Sensei holder.

Q: 9. Who has experience with this and a Leica Q2?

A: You would need a step up ring # BWSUR4952

Q: 10. 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.