Patent ID: 7524783

Claim:
A glass that is suitable for laser processing, the laser processing including the process of absorbing UV laser light energy, the glass having a composition consisting of SiO 2 , B 2 O 3 , TiO 2 , and at least one of Li 2 O, Na 2 O, K 2 O, Rb 2 O, Cs 2 O, MgO, and CaO, wherein: 20≦SiO 2 +B 2 O 3 ≦79 mol %, where SiO 2 can be 0-69 mol % and where B 2 O 3 can be 10-79 mol %, 5≦TiO 2 ≦25 mol %, and 5≦Li 2 O+Na 2 O+K 2 O+Rb 2 O+Cs 2 O+MgO+CaO≦60 mol %.