Any CPL filter suitable for SJ4000?

[miib14]

Any CPL filter suitable for SJ4000?

 

[GJHS]

I just bought a 25 to 37mm step up ring and a 37mm filter. It works great on the camera without the waterproof case. To mount it in the car the car cradle needs to be modified

 

[cata1569]

I just bought a 25 to 37mm step up ring and a 37mm filter. It works great on the camera without the waterproof case. To mount it in the car the car cradle needs to be modified

http://www.gearbest.com/photography-accessories/pp_20764.html

Is this good for SJ 4000 ? I need something else ?

 

[GJHS]

http://www.gearbest.com/photography-accessories/pp_20764.html

Is this good for SJ 4000 ? I need something else ?

That should work