Page 73 - Glass-Technology International no. 4/2018
P. 73
The operating principle of
Sparklike Laser™ Online
Diode Laser Absorption detector from the first sur- nal in order to obtain accu- Laser™ Online device, is
Spectroscopy (TDLAS). face of the second pane. rate dimensions of the IG. enjoying well-deserved at-
By using this technology, In addition, with a triple in- This, in return, enables tention.
the devices measure oxy- sulating glass units, the la- the calculation of the gas
gen and from there, the ser beam goes through two concentration(s). IG line integrated
amount of argon, krypton panes and is reflected from Taking into considera- quality control
or other insulating gas, can the third pane. tion the glass industry’s This device was developed
be calculated. Finally, in order to get the shift towards being able since customers were look-
As can be seen from the im- focused laser beam to the to conduct traceable qual- ing for a way to conduct
age “How laser measures correct measuring point, ity control throughout the non-stop quality control.
the IGU”, when measur- the IG dimensions are first production chain, as well In other words, the online
ing the gas concentration scanned. This is done by as the industry’s grow- version is a custom-made
inside an IG unit, the laser moving the focused laser ing interest towards IoT, and automated solution,
beam goes through the first beam through the IG and the newest member of the where Sparklike delivers
pane and is reflected to the collecting the reflected sig- product line, Sparklike the measurement compo-
Glass-Technology International 4/2018 71