Save money when buying filters and avoid this trap duration.
Step up ring vs step down.
Nerd facts on step up rings polarpro nd pl filters knurling duration.
They adjust a larger lens thread to accommodate a smaller filter.
If you have 72mm lens threads and want to fit a 77mm filter you need a step up ring.
A step up ring allows you to fit a filter that has threads larger than your lens.
Filter ring adapter k f concept 18pcs camera lens filter metal stepping rings kit includes 9pcs step up ring set 9pcs step down ring set black 4 5 out of 5 stars 719 25 99 25.
Step down ring top and step up ring bottom.
If you have 77mm lens threads and want to fit a 72mm filter you need a step down ring.
The opposite of step up rings are step down rings which essentially do the reverse.
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For example they allow you to attach a 52mm filter to a lens with a 72mm thread size.
When using step down rings and filters one can notice a lot of vignetting.
Step down rings do the exact opposite of a step up ring.
If you wish to use an attachment that is a larger diameter than your lens filter thread you need a step up ring.
A ring that is larger on the filter side than it is on the lens side is known as a step up ring while a ring that is larger on the lens side than it is on the filter side is known as a step down ring.
Filter ring adapter dviocnd 18 metal step up ring set includes 9pcs step up ring set 9pcs step down ring set step up lens adapter ring for filters for canon nikon sony olympus dslr camera black.
Stepping ring screws onto camera filter screws onto stepping ring.
Things worth knowing about step up step down rings.
It starts from the lens or rather the filter thread on the front of the lens.
And conversely if you wish to use an attachment that is smaller than your lens filter thread you would need a step down ring.
A step down ring does the opposite with possible vignetting issues.
If you do there s a good chance you ll damage the lens s thread.
Step up step down rings don t work well with lens hoods so you ll likely have to do without the hood.
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Basically the corners are getting less light because of the tunnel that is created.
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