This design provides better performance than the protected aluminum coating with an average of about 92% reflection in the visible spectrum. The coating incorporates the use of a dielectric stack on the aluminum, which provides better resistance to abrasion than the raw metal.
•Diameter Tolerance: +0.0/-0.15
•Thickness: ±0.1
•Parallelism: 99.5% for 45˚ angle of incidence
Rave>92% throughout VIS