“Quickly and reliably obtaining ISO-compliant, traceable and reproducible measured values was a key aspect for us in Product Development,” says Andrzej Grzesiak, Head of Metrology Systems at ZEISS.

Today, complex optical free-form geometries are used primarily in car headlamps and in optics for cameras and digital projectors. These optical components are expensive to manufacture and to test. A ...

As projectors advance from fluorescent-lamp light sources to more modern technologies, we examine whether our testing methods are still relevant. For the most part, our results are encouraging. One of ...