This is a simple, clear filter designed for general protection for M.Zuiko Digital ED 12-40mm F2.8 PRO, M.Zuiko Digital ED 12-40mm F2.4 PRO II, M.Zuiko Digital ED 40-150mm F4.0 PRO, M.Zuiko Digital ED 17mm F1.2 PRO, M.Zuiko Digital ED 25mm F1.2 PRO, M.Zuiko Digital ED 45mm F1.2 PRO, M.Zuiko Digital ED 90mm F3.5 Macro IS PRO. This optically clear filter does not affect the overall image quality while helping reduce dust, scratches, moisture, and other elements from damaging your lens.