The spectrum of laser technologies available to hackers has gradually widened from basic gas lasers through CO2 tubes, diode lasers, and now fiber lasers. One of the newer entries is the MOPA laser, ...

One of the coolest things about physics is that the same basic concept can pop up in several seemingly unrelated things: say, a CD, the seed shrimp’s antennae, certain fossils in the Burgess shale, ...

Holographic 3D display completely avoids the side effects of the traditional 3D display, such as the dizziness and fatigue of viewers. Therefore, it has become the frontier and hotspot of the current ...

Forget 4G — the future of mobile technology is 3D. Researchers in California have built a prototype three-dimensional (3D) display using a method that might one day be developed to create videos that ...

The diffraction grating of a spectrometer partially determines the optical resolution that can be achieved by the spectrometer and also determines the wavelength range. Selecting the correct grating ...

USA, January 24, 2024 / EINPresswire.com / -- Holographic 3D display with large viewing angle and vivid color display is highly desirable for numerous applications ranging from medical treatment to ...