HD GLASS 

• High Density Sharp Cut UV Glass 

• Chemically Enhanced Optical Glass is 4x Stronger 

HD COATING 

• 8-layer Anti-Reflective Multi-Coating 

• Water & Oil Repellent, Scratch & Stain Resistant 

HD FRAME 

• Wide-Angle Lens Compatible Ultra Thin Frame 

• Glass Mounted with High Pressure Press Technology 

A multi-purpose fine-weather filter 

Absorbs the ultraviolet rays which often makes outdoor photographs hazy and indistinct. A multi-purpose, fine-weather filter for color as well as black and white films. Also serves as a permanent lens protector.