Pinholes might be small, but tiny #pinholes in your #OpticalCoating can have a huge impact on your system’s performance — causing light leakage, reducing durability, and leading to unexpected failures. An article explores the origins of pinholes, the different types that can occur, and why they’re a common challenge in optical coatings. Learn more: https://ilphotonics.com/protect-your-optical-system-from-the-hidden-threat-of-pinholes/