This is a professional product formulated for the graphic arts industry and should not be confused with households cleaners. With push-button convenience, it quickly cleans glass on light tables, stripping tables, darkrooms and vacuum frames. Varn's anti-static action retards dust attraction and eliminates pinholes on negatives, saving valuable opaquing time. Varn's Glass Cleaner is nonabrasive and completely safe to use on coated camera lenses. Leaves no residue, streaks, etc., and cannot distort images.