Features:

• Crystal Bi12GeO20  ( BGO20) -- New generation acousto-optic crystal
• Wafer size: 2" Diameter  x 1 mm thick
• Orientation: (001) +/-0.5^o 
• Polished surface: One side EPI polished via a special CMP procedure
• Surface roughness: Ra < 5 A
• Package: Each wafer is packed in 1000 class clean room with 100 grade plastic bag with wafer container.