The Dialight 134-0351-200 is a flat PMI cap designed to protect lenses in various optical systems. This cap provides a secure and protective covering, ensuring optimal performance and longevity of the lens. Its light translucent design allows for some light transmission while safeguarding the lens from dust, debris, and potential damage. The black nickel metal finish adds durability and a professional aesthetic. This cap is ideal for applications requiring robust lens protection.