How do you prolong the lifetime of an important product when a key optical component becomes hard to source? Do you accept an off-the-shelf optical component that may compromise performance, or require modification of your product, or do you turn to a specialist supplier for a bespoke component that fully meets your needs?
Read on: https://www.resolveoptics.com/2021/09/upgrading-or-replacing-hard-to-source-optics/