John MacEwan's Colleagues at Helia Photonics Ltd
John MacEwan's Contact Details
Helia Photonics Ltd
John MacEwan's Company Details
Helia Photonics specialises in demanding optical coatings for micro-optics and light emitting semiconductor devices. With over 15 years of trading and over a hundred well established customers, Helia Photonics aims to become the premier player in its field.Helia employs a range of vacuum optical coating technologies and with a keen interest in reinvestment and research, plans to ensure a strong foothold at the forefront of high power diode lasers and high performance antireflection coatings.Helia are constantly looking at global developments in photonics devices & ensuring that processes are in place to address these ever-demanding requirements.Active areas of internal research & development include:- Lifetime enhancing antireflection (AR) coatings for GaN lasers- Lifetime enhancing OC coatings for AlGaAs lasers- Ultra-broadband antireflection (AR) coatings for long wave infrared quantum cascade lasers (LWIR QCLs)- Tight-edge dichroics for Silicon detectors- Ion Beam Sputtering (IBS) & Atomic Layer Deposition (ALD) for photonics devices- Low energy deposition for organic devicesHelia Photonics are active in development & research with organisations such as the Technology Strategy Board (TSB), The Scottish University Physics Alliance (SUPA) & the Small Companies Innovation Scheme.- High damage threshold coatings for high power semiconductor pump lasers & arrays- Novel high catastrophic optical mirror damage (COMD) threshold processes for AlGaAs lasers- Ultra-low anti-reflection coatings for semiconductor laser facets & free space optics (FSO)- Infrared anti reflection (AR)/ high reflectivity (HR) coatings for Quatum Cascade Lasers (QCL)- Ultra-low reflectivity coatings (less than 0.01%) on a variety of substrates- Range of bandpass & dichroic filters in the ultra-violet (UV), visible & infrared (IR)- Coatings on optical fibre ends & plastics- Optical metallic coatingswww.twitter.com/heliaphotonics