Leupold Lens Pen Cleaner NSN-6850-01-551-2071. These Glasses Lens Cleaners made by Leupold feature a fully-retractable hairbrush that is safely stowed away while not in use. The Leupold Lens Pen Tool also has a microfiber cleaning tip that automatically replenishes itself with an innovative dry cleaning compound. Grab a Leupold Scope Lens Pen for your workbench or range bag to always have a reliable cleaning device at your disposal. Specifications for Leupold Lens Pen Cleaner: Manufacturer: Leupold Color: Black Condition: New NSN: 6850-01-551-2071 Features of Leupold Lens Pen Cleaner: Natural hair brush which is fully retractable Microfiber cleaning tip automatically replenishes itself with a state-of-the-art dry cleaning compound Package Contents: Leupold Lens Pen Cleaner Leupold Lens Pen Cleaner