UV filter professional technical precision test and higher effective fast delivery best service UV filterMaterials: Soft CoatingWork Wavelength Range: 200-1200nmFWHM: 11+/-2nmT% peak: >20% (214nm filter T peak >15%)Blocking: T≤10-5~10-6Common size: diameter 10mm, 12mm, 12,7mm, 15mm, 25mm, 50mmWavelength: 214, 254, 260, 280, 287, and 313nmWe would like to offer all kinds of sizes UV filter.