The Kondor Blue 4x5.65" Opaline Diffusion Filter is a collaboration with Element Filters built to add natural halation and glow to practical lights in frame. Its slim 2mm glass and screw-free metal frame are designed to avoid seam lines and simplify handling. White halation diffusion: Adds a natural halo and glow to practical lights within the frame. Black diffusion particles: Helps maintain contrast and smooth skin complexions alongside the halation effect. Ultra-slim 2mm glass: Housed in a premium aluminum enclosure for a lighter, more robust filter. Screw-free metal frame: Avoids unwanted seam lines and reduces spots where grime can build up. Fingerprint-free handling: Corner indents allow for filter labeling and clean swaps without touching the glass. Available in 1/4 and 1/8 strengths: Launch strengths with room for the line to expand.