The Heliopan 54-55mm Step-Up Ring (#190) is a step-up ring permitting the use of 55mm threaded filters on a 54mm threaded lens. Constructed of matte black brass, Heliopan step-up rings are highly durable and longer-lasting when compared to aluminum rings.

Use 55mm Filters on 54mm Lens    Brass Ring for Durability    Matte Black Finish Reduces Glare

Efficient solution for use of one size of filters with various sized lenses.

Matte black brass lessens chance of glare.

Rugged construction for ease of use.

Related Questions and Answers

Q: 1. Will the 54mm end fit a lens with series VII (Series 7) threads? I believe they are 54.3mm (2 1/8 inches).

A: unfortunately this will not.

Q: 2. I need to mount a 62mm filter on a 72mm lens, do I need a step up ring or a step down ring?

A: You would need a 62mm to 72mm step down ring.

Q: 3. Would this ring permit the use of 55mm threaded filters on a lens with a Series VII filter-thread? The Leica R 90mm f2 (old version, not the later version) is the lens I have in mind.

A: No, that adapter is for lenses that have a 54mm thread. Series 7 is not 54. If you have a retaining ring, most of those are 54 mm it might work. But the adapter alone will not work. This is a retaining ring, General Brand Series 7 Retaining Ring BH #GBRRS7 https://bhpho.to/3bJHVPU

Q: 4. I have a Nikon Z50 and wish to go from a Nikkor DX 16-50 3.5-6.3 to a Nikkor DX 50-250/4.5-6.3 would the Heliopan 700177 be compatable with the threads on the lens. In the future I'll be purchasing a better set of filters what is the thread type on this step up adapter?

A: You can use the Heliopan 46-62mm Step-Up Ring (#177) on the Nikon NIKKOR Z DX 16-50mm f/3.5-6.3 VR Lens (Black). With that you will than be able to use the same filters as the ones on the Nikon NIKKOR Z DX 50-250mm f/4.5-6.3 VR Lens.

Q: 5. What is the pitch of the 86-95 step up ring? Does it match the Otus 85mm?

A: Sorry but unable to help. Don't know the Otus and don't know the pitch. All I can say is, that it's a quality ring.

Q: 6. Looking to use this on my sigma 18-35 f1.8. With a filter on it, will there be vignetting?

A: You could use the Heliopan 72-77mm Step-Up Ring (#141) on the Sigma 18-35mm f/1.8 DC HSM Art Lens. You will not get vignetting but you will not be able to use the lens hood.

Q: 7. Greetings! Is this the .5 fine thread or the standard .75 thread? I wish to use on a Polaroid 180 and don't want to trash the threads.Thanks!

A: The Heliopan 46-49mm Step-Up Ring uses standard threads, and are excellent quality step-up rings with brass construction.

Q: 8. I'm trying to mount 86mm coarse filters on a P6 45mm Hartblei Super Rotator. Is the 86mm side coarse threaded?

A: Unfortunately, the 86mm side is not shown as coarse threaded by the manufacturer.

Q: 9. Is some vignetting expected when using this step up ring at wider apertures? Can vignetting be reduced by stopping down?

A: One should not expect vignetting when using the Heliopan 49-62mm Step-Up Ring (#175). The 62mm filter will be significantly wider than the 49mm lens threading and should not get into the image at all.

Q: 10. If I use a step up ring 67mm - 77mm , will this cause vignetting?

A: No, stepping up 10mm's will not cause vignetting.