For physicists, measuring the precise magnitude of a physical quantity is a key to understanding quantum mechanics. However, there is a limit to how precise a measurement can be made, which is ...

Three-dimensional (3D) surface geometry provides essential information in various sciences and precision engineering. Fringe Projection Profilometry (FPP) is one of the most powerful non-contact (thus ...

The atomic clock comes in many varieties. Some are chip-sized electronics, developed for the military but available commercially now, while bigger and more accurate atomic clocks keep track of time on ...

A research team has discovered a Heisenberg-limited metrology via weak-value amplification without using entangled resources. Most quantum information technologies including quantum computers -- ...

The scanning interference field exposure technique is an effective method to fabricate holographic diffraction grating with meter-level size and nano-level precision. The main problems of fabricating ...

New laser distance meter features a 670ft measuring range, 8× digital camera zoom, a sunlight-readable AMOLED touchscreen, and ±1mm accuracy.

SiLC’s Eyeonic Edge is a 4D vison sensor for inspection of large objects. Edge is targeted to industrial and warehouse ...

Image of a T cell showing precise localization of T cell receptors (pink) and CD45 phosphatase (green). (Courtesy: Single Molecule Science, UNSW Sydney) A new motion-correction method for ...

Techniques for measuring ultrashort pulses have come a long way in the last 10 years. Marie Freebody speaks to Rick Trebino about the intricacies of working at femtosecond timescales and how the ...