The Heliopan 46-55mm Step-Up Ring - #194is a step-up ring permitting the use of 55mm threaded filters on a 46mm 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 46mm 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. I need to step up from 48mm to 77mm. Can I use this ring in combination with a 58 to 77mm ring?

A: To mount 77mm filters on a lens with 48mm threads, you can use the Heliopan 48-58mm Step-Up Ring (#184) with any 58-77mm Step-Up Ring. Sensei PRO 58-77mm Aluminum Step-Up Ring, BH #SESURPA5877, is a good option.

Q: 2. What is the outside diameter of this ring? Is it 100mm so that I can use a push on lens cap?

A: The outside diameter is around 97mm-98mm. A 100mm lens cap will be loose.

Q: 3. 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: 4. Hi ... What is the difference between the Heliopan #143 62/77mm Step-Up Ring, and the Heliopan #144 62/77mm Step-Up Ring??? The descriptions do not say ... other than price, of course. ...Robert G.

A: The Heliopan ring, # 700-144 is a special model that can accept both 77mm threaded filters, as well as Series 8.5 type filters. Our product link for this model on our website is slowly being changed to reflect the new information we received about it since receiving your inquiry.

Q: 5. 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: 6. When using this adapter, with a 77mm nd filter on a 58mm cap size lens, will it have any downsides? Or is it gonna look perfect just like a 58mm filter?

A: When using the B+W 58-77mm Step-Up Ring, photos should look fine using the 58mm cap size, unless one is using a fisheye wide angle lens.

Q: 7. The description says it's aluminum, but the reviews say it's brass - which is it?

A: Aluminum, without a doubt. I have brass step up rings as well, they are substantially heavier than this ring.Let that not reflect poorly on the craftsmanship however; it is still a superbly machined piece of metal with precise fit and finish.

Q: 8. 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: 9. 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: 10. 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.