Samyang announces filter holder for the 14mm f/2.8 lens

rmfagan said:
A circular polarizer on a 14mm lens on FF is fairly pointless... Because polarization can only occur over a limited angle (90 degree IIRC) using one on such a wide lens would almost certainly result in uneven polarization across the image, i.e. banding in a blue sky.

It is generally not recommended.

Polarizer at 14mm is not pointless.
1. Your frame might only contain a part of the sky.
2. You might want to reduce reflections in an indoor shot.
Not allowing polarizers is restrictive.
It is silly that Samyang couldn't make something compatible with the 150mm filters.
If they work with the 14-24 I don't see why they won't with the 14mm.
I'll receive mine in a few minutes and will probably have to look for a DIY solution.
 
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sagittariansrock said:
rmfagan said:
A circular polarizer on a 14mm lens on FF is fairly pointless... Because polarization can only occur over a limited angle (90 degree IIRC) using one on such a wide lens would almost certainly result in uneven polarization across the image, i.e. banding in a blue sky.

It is generally not recommended.

Polarizer at 14mm is not pointless.
1. Your frame might only contain a part of the sky.
2. You might want to reduce reflections in an indoor shot.
Not allowing polarizers is restrictive.
It is silly that Samyang couldn't make something compatible with the 150mm filters.
If they work with the 14-24 I don't see why they won't with the 14mm.
I'll receive mine in a few minutes and will probably have to look for a DIY solution.

Thank you for this post. :) Like you said, CPL is not for skies, it's for manipulating polarized reflections (polarized light in the sky is reflected sunlight) inside and outside. It's not in any way restricted to "making the sky bluer".
Let us know your impressions on the filter holder and if you succeed in adapting a third party CPL filter to it somehow!
 
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I am aware that uses for a cpl extend beyond darkening skies. Rather I was using that as an example. Regardless, natural or artificial light will scatter and an ultra wide such as the Samyang 14 will result in uneven polarization across the frame, whether that frame includes sky or not. Granted, this phenomenon is most apparent with an even subject such as a blue sky. While other images may not show it as well, it still occurs.
 
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rmfagan said:
I am aware that uses for a cpl extend beyond darkening skies. Rather I was using that as an example. Regardless, natural or artificial light will scatter and an ultra wide such as the Samyang 14 will result in uneven polarization across the frame, whether that frame includes sky or not. Granted, this phenomenon is most apparent with an even subject such as a blue sky. While other images may not show it as well, it still occurs.

I use a CPL with the 17TS-E a lot, it does an amazingly good job of killing glare in interiors and on pool decks. Wooden floors, wow, couldn't shoot a wooden floor without a CPL now, same for granite counter tops etc etc.
 
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