Kaiser UV filter, double-sided coating, 67mm - Fotospeed - Paper for Fine Art and Digital Photo
All About UV Filters
Amazon.com : B + W 67mm UV Protection Filter (010) for Camera Lens – Standard Mount (F-PRO), MRC, 16 Layers Multi-Resistant Coating, Photography Filter, 67 mm, Clear Protector : Camera Lens Sky
Amazon.com : 67mm MC UV Filter,GREEN.L Ultra Slim Protection Filter, Scratch Resistant Multi Coated UV Filter 67mm for Camera Lens : Electronics
NiSi 67mm UHC UV Protection Filter with 18 Multi-Layer Coatings UHD | Ultra Hard Coating | Nano Coating | Scratch Resistant Ultra-Slim UV Filter | NiSi Optics USA