18x18 mm Square Blue Lens and Diffuser Kit for Standard Switch

This 18x18 mm blue square lens and diffuser kit is designed to fit standard switch assemblies. It provides a neat, coloured cap that evenly diffuses indicator lighting on control panels. Ideal for makers, students, and electronics hobbyists building custom user interfaces.

Even light diffusion

The kit features a square blue lens combined with a diffuser insert to provide uniform light distribution across the face of the switch.

Standard switch fitment

Designed with an 18x18 mm case footprint, it pairs with standard switch bodies for clean integration into custom enclosures.

Project applications

Well-suited for status indicators, panel controls, and visual feedback buttons in DIY electronics and robotics builds.