Waveguides Widen Light Beams

A highly efficient converter enlarges the diameter of a light beam by 400 times

New Method for Ultrafast Laser Pulses

The electro-optic modulation techniques can operate at much higher repetition rates than mode-locked lasers

Smart Mirror for a Radiation-Pressure Power Meter

New chip-sized device could help manufacturers measure laser power in real time.

Precision Imaging Through Flames

A laser detection and ranging system can see 3D-objects melting in fires

Optical Chip as a Neural Network

Integrated photonic routing manifolds using two planes of silicon nitride waveguides

Better Imaging Through Fire

Enhanced visibility through clean-burning flames allows new opportunities for optical metrology

Real-Time Monitoring of High-Power Lasers

A compact, high-accuracy high-power laser power meter in the form of a folding mirror

Optical Microscope With Atomic Accuracy

A new calibration process to closely examine and correct imaging errors

Nanodevice Amplifies Tiny Signals

An electrically tunable plasmomechanical system mediates optical, thermal, and mechanical interactions

Mobile Dual-Comb Detects Methane Leaks

New spectrometer enables an observing system for continuous detection of trace-gas sources