ND Grad filters in Ribbet ? Home › Forums › Questions & Answers › ND Grad filters in Ribbet ? This topic has 1 reply, 2 voices, and was last updated 10 years, 11 months ago by Ribbet. Viewing 1 reply thread Author Posts October 2, 2013 at 5:16 am #3686 Reply macfred64Guest Hello everyone ! I would like to ask for a Neutral Density Graduated filter tool – this would be a very useful addition to your awesome tools here on Ribbet !! greets mac October 2, 2013 at 5:17 am #3688 Reply RibbetKeymaster Hi macfred64, Thanks for this excellent suggestion. We’ve added this to our wish list and will try to include it in a future Ribbet version. Author Posts Viewing 1 reply thread Reply To: ND Grad filters in Ribbet ? Your information: Name (required): Mail (will not be published) (required): Website: Cancel Submit