Precisely measuring the parameters of a laser beam is crucial to using it successfully. Allen Cary of Photon Inc describes the range of beam profiling techniques available. Most applications for ...

Q: My house plan calls for steel beams that will support the floor joists and even parts of a brick wall. Can I substitute wood beams for steel? Is a steel I-beam hard to handle on the job site? Do ...

The multiple-beam electron-beam market is going in two separate directions at once. Multi-beam for photomask writing is set to take off. The other market–multi-beam for direct-write lithography ...