In addition to conventional crystals, we also provide YSO series: Er:YSO, Nd:YSO, Eu:YSO, Cr:YSO; Customer Demand Trade Name Specification/mm Require ①YSO Crystal A1. 12*14*22mm 14*22mm double toss, no chamfering, no coating A4. 4*5*45m 5*45mm double toss, no chamfering, no coating B1. 12*14*22mm 14*22mm double toss, no chamfering, no coating B4. 4*5*38mm 5*38mm double toss, no chamfering, no coating ②YSO Crystal A2. 8*10*12mm 8*10 double-sided has been polished, now need 8*10 double-sided coating, 980±30nm antireflection coating, R<0.2%, 0°incidence A3. 8*10*18mm B2. 8*10*9mm B3. 8*10*12mm Processing index: Orientation tolerance: <18ˊ Thickness/diameter tolerance: ±0.05 mm Surface finish: ‘(0.3-1.0)nm Picture of Shipment