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  • Welcome to the new site. Here's a thread about the update where you can post your feedback, ask questions or spot those nasty bugs!

zwb1

  1. Dr Klaus Schmitt

    On Chinese ZWB1, ZWB2, ZWB3 filter problems for reflected UV photography

    There are now more and more cheap Chinese "black" ZWB1, ZWB2, ZWB3 Filters for reflected UV photography on the market, but CAVEAT: Read the full story here: https://photographyoftheinvisibleworld.blogspot.com/2019/10/on-chinese-zwb1-zwb2-zwb3-filter.html
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