Description
SIG SAUER Lenspen Lens Cleaning Kit
The SIG SAUER Lenspen, manufacturer part SOLCK1, is a compact cleaning tool for optics and red-dot lenses. Its retractable brush stays covered when it is not in use, while a separate cleaning tip is located under the cap at the opposite end. The pen format fits easily into a range bag or workbench drawer when you want a dedicated lens-care tool nearby.
Two cleaning functions
The brush slides up for use and retracts into the body for storage. SIG SAUER describes it as a way to remove everyday dust and debris from optical surfaces without carrying a bottle of cleaning fluid. The other end unscrews to reveal a carbon-cleaning compound, which the manufacturer specifically mentions for carbon buildup on weapon-mounted lights. SIG SAUER also describes the pen as useful for fingerprints and ordinary marks on lenses.
Keeping the brush protected between uses matters because loose grit on a cleaning tool can be dragged across an optical surface. Follow the optic manufacturer’s care guidance and remove loose particles carefully before applying pressure to a lens. This tool is intended for surface cleaning; it does not repair damaged coatings, scratched glass, or internal moisture in an optic.
Size and use
SIG SAUER rates the tool for more than 500 uses and describes it as safe on lenses. It avoids the mess of liquid cleaner and loose tissues in a field kit. The product page identifies the kit as black and gives manufacturer SKU SOLCK1. This is the Lenspen cleaning tool, not a replacement lens, optic, or full firearm cleaning kit.
- Manufacturer part: SOLCK1
- Brush: Slide-up, retractable design
- Second tip: Carbon-cleaning compound under the opposite cap
- Intended use: Optical lenses, red-dot lenses, and residue on compatible weapon-mounted lights
- Manufacturer use rating: More than 500 uses
- Color: Black
For someone choosing an optics accessory, the main benefit is having a self-contained brush and cleaning tip ready for regular lens care. Keep the caps and brush clean, and check the maintenance instructions for the specific optic before cleaning any coated surface.




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