Abstract: For the electromagnetic (EM) vortex imaging purposes, the sidelobe suppression and the beam collimation method in the generation of orbital angular momentum (OAM) beams is proposed. Based on ...

Celestron FirstScope 76: Very affordable and ideal for kids or as a quick backyard scope. Despite the small size, you can easily catch the craters of the moon and even glimpse Jupiter’s moons.

Abstract: Traditional gamma camera collimators have been based on a standard parallel design, usually with parallel holes. The collimator determines the resolution of the camera, but is also the ...

Australia’s AMP has sold its investment management subsidiary Collimate Capital, formerly AMP Capital, to two companies. The deals will see Collimate’s international infrastructure equity business ...