Pentex Ultra - Photography Photo Camera Cleaning Pen Brush for DSLR Cameras, Lens & Electronics. Camera Lens Pen - Pocket Cleaning Brush: Canon EOS SL1, T5i, T4i, SX60, Nikon L830, Sony, Fuji, Olympus Small, pen-style design easily fits in any camera bag, soft brush retracts into pen body to stay clean; it also comes in its own velvet stuff sack to keep dust and particles away from the brush while not in use. Removes fingerprints, dust, and other debris that may compromise your images; works with all types of cameras (digital and film), as well as binoculars, telescopes, scopes, night vision goggles, and other optical products, or optical sport devices New and improved patented carbon cleaning compound, more cleaning, no fluids required; with new twist cap activator. Environment friendly and non-toxic, ergonomic design. Nothing spills, drips or dries out - Alcohol and Ammonia Free! Compact, Fits Easily Into Camera Bag, Purse or Pocket. Dry Nano-Particle Cleaning Formula Wipes Away Smudges, Grime and Fingerprints. Our Pentex Ultra brush lens cleaning system has a soft tip that is safe and easy to use on all lenses (Diameter of Tip: 0.5-Inch)