Screws onto the front of the lens. Metal type available for extra strength. Rubber type folds back over the lens when not in use. For 50/1.2, Noct 58/1.2, AF 50/1.4, AF 50/1.8
The Nikon HR-2 is commonly used for Everyday, General purpose, Home, Landscape/scenery, Landscape photography, Macro photography, Night photography, Portraits, Sports/action, Studio, Travel, Weddings and more.The Nikon HR-2 is most used by customers who consider themselves to be a Enthusiast, Photo enthusiast, Semi-professional, Semi-pro photographer among others.The Nikon HR-2 is popular because customers like the following qualities of the Nikon HR-2: Durable, Easily interchangeable, Easy to use, Improves product function, Lightweight, Rugged and Strong construction.