optical – Page 3 – Cal Lab Magazine

New record for comparison of distant ultrastable lasers | NPL News

January 11, 2022 Office

Using cutting-edge optical frequency standards developed at PTB and NPL, the team has been able to demonstrate that their measurement precision is preserved even when transmitted across thousands of kilometers of optical fibre. Source: New […]

UCF Develops the World’s First Optical Oscilloscope | University of Central Florida News

December 15, 2021 Office

A team from UCF has developed the world’s first optical oscilloscope, an instrument that is able to measure the electric field of light. The device converts light oscillations into electrical signals, much like hospital monitors […]

Diode lasers for optical metrology | PTB.de

November 4, 2021 Office

PTBnews 03.2021 — In collaboration with an industrial partner, PTB has developed and assessed a very compact wavelength standard. This standard is based on a diode laser whose frequency is stabilized to transitions of the […]

Escape From Flatland: Calibration Method Enables Microscopes to Make Accurate Measurements in All 3 Dimensions | NIST

June 24, 2021 Office

June 24, 2021 Conventional microscopes provide essential information about samples in two dimensions — the plane of the microscope slide. But flat is not all that. In many instances, information about the object in the […]

A Better Way to Measure Acceleration | NIST

March 11, 2021 Office

You’re going at the speed limit down a two-lane road when a car barrels out of a driveway on your right. You slam on the brakes, and within a fraction of a second of the […]

Meeting the Challenge when Measuring Super Smooth Surfaces

August 26, 2020 Office

While the measurement of super smooth surfaces typically requires the use of optical metrology tools, it is important to realize that not all optical solutions are the same. The metrology option chosen for such surfaces […]

JILA Team Demonstrates Model System for Distribution of More Accurate Time Signals | NIST

October 30, 2019 Office

October 21, 2019, NIST News – JILA physicists and collaborators have demonstrated the first next-generation “time scale” — a system that incorporates data from multiple atomic clocks to produce a single highly accurate timekeeping signal […]

ABB helping the world obtain a deeper understanding of galaxy evolution

October 17, 2019 Office

News provided by ABB inc. Oct 17, 2019, 08:00 MDT QUEBEC, Oct. 17, 2019 / CNW Telbec / – The ABB cryogenic scanning mirror mechanism would be part of the Space Infrared Telescope for Cosmology […]