蓝宝石晶片_产品展示_南京京晶光电科技有限公司_触摸屏原材料厂商

蓝宝石晶片

LED衬底片
       对蓝宝石晶体毛坯按特定要求加工制作的基片，可以用金属氧化物化学气相沉积（MOCVD）等技术在基片上外延生长一层单晶薄膜，进一步制作各种元器件。
2英寸LED衬底片
       京晶光电主力产品之一，通过生产工艺的不断调整，工艺技术日趋完美；通过权威机构检测认证及客户使用信息反馈，产品质量已可以和国际同类知名厂商产品媲美，目前已有多家国内外众多芯片、外延片生厂商所使用2英寸LED衬底片订单。
4英寸LED衬底片
       京晶光电主力产品之一，通过生产工艺的不断调整，工艺技术日趋完美；通过权威机构检测认证及客户使用信息反馈，产品质量已可以和国际同类知名厂商产品媲美，目前已有多家国内外众多芯片、外延片生厂商所使用4英寸LED衬底片订单。
6英寸LED衬底片
       京晶光电最新研发的产品之一，是高质量大尺寸蓝宝石晶体LED衬底片的标志性产品。通过生产工艺的不断调整，工艺技术日趋完美；产品质量已成功得到下游用户的有效认证。

Item	2"	4"	6"
Crystal	LED Grade Sapphire	LED Grade Sapphire	LED Grade Sapphire
Sapphire purity	≥99.998%	≥99.998%	≥99.998%
Color	Transparent	Transparent	Transparent
Orientation	C plane tiled M axis 0.20°±0.1°	C plane tiled M axis 0.20°±0.1°	C plane tiled M axis 0.20°±0.1°
Diameter	50.8±0.1mm	100±0.2mm	150±0.2mm
Thickness	430±15µm	650±25µm	1300±25µm
Primary Flat Location	A-axis ± 0.2°	A-axis ± 0.2°	A-axis ± 0.2°
Flat Length	16.0±1.0 mm	30.0±1.0 mm	49.0±1.0 mm
Front Side Surface	Mirror polished , EPI-Ready	Mirror polished , EPI-Ready	Mirror polished , EPI-Ready
Surface Roughness	Ra < 3Å	Ra < 3Å	Ra < 3Å
Back Side Roughness	Fine ground, Ra=1.0±0.2um	Fine ground, Ra=1.0±0.2um	Fine ground, Ra=1.0±0.2um
TTV	≤ 5.0µm	≤ 10µm	≤ 15µm
BOW	≤ -10µm	≤ -20µm	≤ -30µm
Warp	≤ 10.0µm	≤ 20µm	≤ 40µm
Bubble & Color	None by visual inspection in intensive light	None by visual inspection in intensive light	None by visual inspection in intensive light
Ground Boundary	None by visual inspection in fluorescent light	None by visual inspection in fluorescent light	None by visual inspection in fluorescent light
Cleanliness	Free visible contamination	Free visible contamination	Free visible contamination
Packaging	Vacuum packed in one-piece box or Entegris cassettes of 25 in a class 100 clean room, under a nitrogen atmosphere	Vacuum packed in one-piece box or Entegris cassettes of 25 in a class 100 clean room, under a nitrogen atmosphere	Vacuum packed in one-piece box or Entegris cassettes of 25 in a class 100 clean room, under a nitrogen atmosphere