Fig. 5From: Influence of pulse-tail energy of short-pulse CO2 laser in drilling of various glassesDependence of ratio of HAZ diameter to irradiation diameter on total irradiation fluence. Circles, squares, diamonds, and triangles represent crown glass, soda-lime glass, borosilicate glass, and synthetic quartz glass, respectively. a Laser pulse waveform with an energy ratio of 1:31. b Laser pulse waveform with an energy ratio of 1:8Back to article page