About Us

About JEH-Lasers

JEH-Lasers offers unparalleled expertise in ruby laser service and maintenance to optimise output and ensuring safe operation of these lasers. We can also recommend and source spare parts to keep your lasers running.

Models include HLS1, HLS2, HLS3, HLS4 and their Holocamera derivatives. These machines included all the optics necessary to make a hologram, all within one laser base. 
We have over 30 years’ experience in building, laser service and laser maintenance of such ruby lasers, made by JK Lasers Ltd of Rugby, UK, subsequently Lumonics Ltd. 


Subsequently these machines were 
updated by InnoLas UK Ltd, also of 
Rugby, UK, to form   the HLSR series of 
lasers.
New Ruby lasers have a niche in non-contact measurement of high
temperature plasmas by using Thomson scattering. 

The ability to make high energy pulses from ruby crystals, of an appropriate 
wavelength of 694nm make these suitable for use in laboratories including 
the JET project at UKAEA Culham. 
Plasma diagnostic laser systems had the model names PDS and PDSR series 
lasers.
QSR and QSRR model ruby lasers were used in tattoo removal, as the wavelength
 is suitable for removing the blue and black tattoo ink within human skin. https://en.wikipedia.org/wiki/Tattoo_removal
Ruby lasers are technically known as Solid State, Flashlamp pumped lasers. https://en.wikipedia.org/wiki/Laser_pumping
This means that the light energy from the flashlamps energises the ruby crystal. 
When surrounded by the appropriate mirrors, the energy in the ruby can be 
extracted in the form of pulsed laser light.

These pulses can be modified to have long Coherence, making them suitable for
making Holograms. These holograms are used in industrial Non-destructive Testing 
and also by artists to create 3D pictures.

When Harmonic Generation is used in frequency doubling, the UV light produced has 
applications in biology, investigating the behaviour and function of muscle tissue for 
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