RE: K&F Variable ND2-400 Filter (quick test) @ykdesign 72 over 2 years ago Photography Lovers You are viewing a single comment's thread: View full context View direct parent thank you for thiss master 🙏 @bil.prag. It is always pleasure to watch your informative article. God bless you dear @bil.prag hive-194913 0 0 0.000 0 comments