Researchers from the University of Tartu Institute of Physics have developed a novel method for enhancing the quality of three-dimensional images by increasing the depth of focus in holograms fivefold ...

Ultra-intense ultrashort lasers are powerful tools used in various fields like physics, national security, industry, and healthcare. They help researchers delve into strong-field laser physics, ...

Illustration of the working principle of dynamic z-scanning for auto-focusing. Dynamic beam shaping is achieved by a single TAG lens operating at 140-380kHz in a dual beam path setup (probing beam in ...

There have been important technological advancements made in the nondestructive testing (NDT) industry with total focusing method (TFM) capable inspection devices becoming more common. In terms of ...

IT is a well-known fact that divergent electron beams of uniform velocity can be focused by means of magnetic fields. This focusing device is used, for example, in cathode ray oscillographs. It has ...