JJC WMCUV 72mm S+ L39 Ultra Slim MC UV Ultraviolet Absorbing Light Filter

Crafted from 0.03" (0.7mm) German optical glass and a 0.09” (2.4mm) precision milled aluminum frame, The L39 coating can eliminate UV light with a wavelength shorter than 390nm, Hardness of the filters is up to 9HD, providing additional protection for your lens, Light transmission is up to 99.5% or above, resulting in greater color fidelity, 19 layers of coating on each surface are effective to reduce ghosting and reflections