DURAGADGET Precision Lens Brush Cleaner For Nikon CoolPix L830 Tactile, ultra-fine, soft hair lens pen will keep your expensive Camcorder dust free Unique pen tip flexes accordingly to match lens contours, allowing for maximum dust removal The special LensPen cap replenishes the tip with cleaning compound each time it is replaced and twisted a half turn. The retractable brush, made of soft, natural bristles, is used to dust away any hard particles Apply gentle pressure and use smooth circular motions to remove smudges, essential for any serious photographer