The DIALIGHT LC17CD3 is a clear, convex PMI cap engineered for demanding environments. Its convex shape and back-frosted lens style provide excellent light diffusion and a uniform appearance. Constructed from polycarbonate, this cap offers durability and resistance to environmental factors. Compliant with MIL-L-3661B, it's suitable for military and industrial applications requiring reliable light management and protection. It is mounted using a nut and washer and has a mounting hole size of 11/16.