Rainbowimaging 39mm Silver Pro 1D super slim UV (Ultra Violet) Multi Coated Glass Filter, (Glass made in Japan, same class as HOYA Pro 1 series, 3rd Brand)
Glass Made in Japan. Ultra thin 1mm glass ( same class as HOYA Pro 1 series). Pro Multi-Coated. Pro Digital multi-coated filters greatly reduce the appearance of lens flare and ghosting caused by reflections.