Many techniques have been developed for diffusing or softening images, whether to create a mood in a landscape or portrait or simply as an aid to make people look glamorous. These Gold Diffusion/FX filters produce silky-smooth textures, even in tight close-ups without sacrificing image clarity. They offer the most advanced diffuser ever developed by Tiffen. Each creates a diffused image that doesn't look like it's been shot through a filter. These filters come in a variety of strengths, the lower numbers have a subtle effect while as the higher numbers give a more pronounced effect.