How to Clean a Lens

From a company that rents lenses, Borrow Lenses gives a guide to safely cleaning one of the most precious components in image capture. Tips include starting from the least invasive steps, using a lens blower, but not your breath, to the various cleaning tools and techniques to conquer serious lens smudges. Best bet is to go easy, because contaminating the inside of the lens can lead to costly repairs requiring the disassembly of the lens.