But the precision optics and optical metrology company sees signs of a semiconductor rebound.

CEO of dental laser company slams 'speculative forces' casting doubt over firm's liquidity.

But the US firm is likely to face a battle with IPG Photonics over key customer Amada.

CEO hails a strong finish to the US company’s latest financial year.

Record sales and earnings boost stock price of the organic LED materials specialist.

Thermal imaging firm pays $15 million for “a significant portion” of the business unit.

Germany-based organic LED materials specialist is bought out in a deal valuing the firm at €260 million.

Exits tellurium and selenium businesses; completes purchase of German subsidiary HighYAG.

Global sales of fiber optic circulators to reach $230 million in 2013, $313m in 2017, says analyst.

Laser systems firm receives first customer acceptance on new ‘DiamondBlaze’ glass singulation technology.

Company looks to cut losses amid competitive pricing and delayed development work at its JK Lasers subsidiary.

Move intended to accelerate improvements to cadmium telluride cell efficiency, but Colorado manufacturing facility will be scrapped.