Raffi str, 111b, Yerevan, Armenia, Armenia,0064
Astra Crystals is a hi-tech company which mainly specialized ingrowing synthetic sapphire for electronic, optoelectronic,aerospace, military and jewelry applications. The basedin Yerevan, Armenia has huge history experience indeveloping \'\'know how\'\' in this field been pioneercountry crystal growing industry ...
apphire boules, ingots, wafers, blanks and optical component