Design makes light travel in a circle so it can interact multiple times with target.

Limiting Auger recombination enables “record” quasi-continuous wave laser output.

Electrowetting beam-steering prism allows smaller devices without sacrificing performance.

Ultrathin flexible lens simplifies diagnostic test for retinal function.

An 8x “leap” in bidirectional wavelengths per fiber opens door for new AI data centers.

…and portable spectroscopy enables detection of vaginal microbes.

Chinese lidar company reports net profit and Toyota design win, but rival Luminar cuts outlook as Volvo shipments stall.

Short pulses, extreme peaks, and precise wave forms enable investigation of rapid nature processes.

Described as “significant progress in making quantum dots more practical for real applications”.

The German photonics firm also indicates that its annual sales revenues are set to decline this year.

But stock drops 10% as the contract manufacturer warns of temporary supply constraints.

Photonics giant will use proceeds of sale to private equity group Advent to reduce debt; stock drops despite record sales.