This Exclusive Tiffen filter. Improves color of skintones; absorbs blue cast often caused by electronic flash or outdoor shade. Adds warmth to pale flesh tones. great for portraiture.This High-Trans Titanium Filter has very high transmissive properties utilizing multicoatings and a Titanium oxide component. These filters are mounted in a light weight metal ring with a matte black anti reflective inner ring and a Titanium finnish outer ring to identify the titanium oxide componenet in the filter. The new coatings for this filter increases hardness and reduces the suceptibility to smearing. helps bring out a more natural skin tone in portraiture High light transmission charachteristics Light weight metal mount hardened coatings for better durability Matte Black anti-reflecting inner ring. UPC 049383206555 Brand Tiffen Item Weight 1.6 ounces Thread Size 58 Millimeters Manufacturer Tiffen Model Number 58HT812 Special Effect Color Correcting Photo Filter Size 58 Millimeters Enclosure Material Glass Coating Description Multi Coating Warranty Description 10 Year Item Dimensions L x W 2.28 L x 2.28 W Water Resistance Level Not Water Resistant Manufacturer Part Number 58HT812 Global Trade Identification Number 00049383206555