NiSi Cinema 4×5.65” Allure Mist Black Filter (1/4 Stop) | NiSi Optics USA
Tiffen Pro Mist Filter 1/2 USA 4x4" Great Condition | eBay
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Optical Glass V-pro Mc Mist Black 1/4 Film Cinema Black Pro Mist Lens Filter 4x4/4x5.65/6.6x6.6 Video Soft Focus Diffusion - Camera Filters - AliExpress
Tiffen Black ProMist - Filter Test/Comparison - YouTube