FF Journal
September 2009

Seeing Clearly

There are three important features every laser system's lens should have: longevity, an easy-to-clean coating for durability and low heat absorption.

But few lens manufacturers have lenses that offer all three. When laser start approaching power levels of 4 kW and higher, a lens' low heat absorption is critical to its lifespan. Thermally induced stress from the heat can crack or even shatter the lens.

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