LS Photography (2pcs) x Lens Cleaning Pen Brush for DSLR SLR Camera Lens Round Circular or Square Filters, LGG69 Color: (2PCS) Pen Brush, Model: , Gadget & Electronics Store (2) x Lens Cleaning Pen Brush Cleaning lenses, binoculars, scopes, night vision goggles, or any other sport optical devices.