WHAT DOES UNCOOLED LONG-WAVE INFRARED LENSES MEAN?

So that you can present improved assistance and products, remember to give the following transient data. Any future useful resource requests will be quickly accessible.This system is made of 4 lenses. Only one diffractive lens on L1 and a single conical surface on L2 are accustomed to harmony the wave-entrance aberration. The look details for your