Xit XTLCP High Quality 2-in1 Lens Cleaning Pen. Works with all types of cameras, (digital and film), as well as binoculars, telescopes, SLR lenses and other optical products. Environmentally friendly and non-toxic. The small pen style design easily fits in your pocket or camera bag. It features a retractable brush on one end and a spray cleaner on the other end. It also has a convenient clip to keep it in your pocket.