李伟华 发表于 2004-4-6 17:20:00

液晶投影方面的晶片

<FONT color=#333333> Crystal plate for liquid crystal display projector
    Features
    Crystal based large transparent plate
    Excellent heat release characteristics due to high heat conductivity
    Processed for an angle which is unaffected by double refraction and is reliable as a substerate for various films
    Easy to use chamfered type and low cost cut-finished type are available
   
    Specification
    Item Standard specification
    Dimensions mm Size 35*35 mm max
   Tolerance +-0.1
    Thickness mm Size 0.3 mm min
   Tolerance +-0.1
    Cutting accuracy
    Optical Arial cutting angle 0°00′+-60′
    Optical directional angle +-60′against designated angle
    Flatness Within ten Newton rings (Per 20*20mm)
    Anti Reflection coating Reflectance 1.0% max /450-650nm(per one side)
    Effective Area Except 1 mm from outline
    Humidity Guarantee 1000H(60℃ 90%</FONT>

李伟华 发表于 2004-4-6 17:21:00

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