ZOMEI 100mm Aluminum Filter Holder fit all standard 4x4" 4x5.65" 4x5" filter. (such as NiSi Lee Hitech Tiffen Singh-Ray Cokin Z Pro etc...)
Square metal filter support system:
Main body made of high quality metal material
Surface black oxidation, anti reflection processing
Quick install three square filter
The ring is made of high quality metal material.
Install 3 pcs square filter.
Suitable width 100mm, thickness 2mm Square Filter.
For the wide-angle end is greater than 18mm lens.
Filters superimposed using no dark corners.