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    • 4. 发明申请
    • Shape measurement method
    • 形状测量方法
    • US20070165240A1
    • 2007-07-19
    • US11579090
    • 2005-05-25
    • Peter Lehmann
    • Peter Lehmann
    • G01B9/02G01B11/02
    • G01B11/2441
    • An interferometric measuring method for detecting shapes is based on the interferometric observation of an object surface subjected to narrow-band lighting. A movement of the interferometer (1) relative to the object surface (2) generates a measuring signal on a suitable photo receiver, for example a camera circuit (5), from which two extremely closely positioned signal frequencies (f0) and (f0+Δf) are extracted. The phase difference between the two signal components is used for determining the distance and/or the change in the distance. The method has a large unambiguousness range, thus making it possible to have a large depth measurement range. The method can also be used for workpieces having offset areas on the surface, wherein the measurement is not disturbed along the edges and the offset areas of the body. The method also allows examining strongly inclined surfaces having an inclination that is steep enough, so that traditional methods based on generating and evaluating interference lines cannot be used because of an extremely high density of the interference lines.
    • 用于检测形状的干涉测量方法基于经受窄带照明的物体表面的干涉测量。 干涉仪(1)相对于物体表面(2)的移动在合适的光接收器(例如相机电路(5))上产生测量信号,两个非常接近位置的信号频率(f 0 < / SUB>)和(f <0&gt; + Deltaf)。 两个信号分量之间的相位差用于确定距离和/或距离的变化。 该方法具有大的明确范围,因此可以具有较大的深度测量范围。 该方法还可以用于具有表面上的偏移区域的工件,其中测量不会沿着主体的边缘和偏移区域被干扰。 该方法还允许检查具有足够陡峭倾斜度的强倾斜表面,使得由于干涉线的密度极高而不能使用基于产生和评估干涉线的传统方法。
    • 5. 发明授权
    • Radiation-sensitive recording material for the production of
planographic printing plates
    • 用于生产平版印刷版的辐射敏感记录材料
    • US5998084A
    • 1999-12-07
    • US749854
    • 1996-11-15
    • Andreas ElsaesserRaimund HaasGuenter HultzschPeter LehmannRudolf NeubauerRudolf Zertani
    • Andreas ElsaesserRaimund HaasGuenter HultzschPeter LehmannRudolf NeubauerRudolf Zertani
    • G03F7/004B41N1/14B41N3/03G03F7/00G03F7/022G03F7/023G03F7/075G03F7/30
    • B41N3/038G03F7/0226
    • A positive-working, radiation-sensitive recording material capable of being used for the production of planographic printing plates, comprising: an aluminum support and a radiation-sensitive layer coated thereon, whereinthe aluminum support has been grained in nitric acid, then cleaned in sulfuric acid, anodized in sulfuric acid, and subsequently hydrophilized with a compound comprising at least one unit with a phosphonic acid or phosphonate group; andthe radiation-sensitive layer comprisesa) a radiation-sensitive 1,2-naphthoquinone-2-diazide-4- or -5-sulfonic acid ester of a polycondensate having phenolic hydroxy groups, said polycondensate being obtained by reacting a phenolic compound with an aldehyde or ketone,b) a novolak or a polycondensation product obtained by reacting a polyphenol with an aldehyde or ketone, as an alkali-soluble resin,c) a vinyl-type polymer comprising at least one unit having a lateral hydroxyphenyl group,d) a clathrate-forming compound,e) a low-molecular weight compound which comprises at least one acidic hydrogen atom, andf) silica gel particles having a maximum diameter of 15 .mu.m.
    • 能够用于生产平版印刷版的正面工作的辐射敏感记录材料,包括:铝载体和涂覆在其上的辐射敏感层,其中铝载体已经在硝酸中粒化,然后在 硫酸,在硫酸中阳极氧化,随后用包含至少一个具有膦酸或膦酸酯基团的单元的化合物亲水化; 辐射敏感层包括a)具有酚羟基的缩聚物的辐射敏感的1,2-萘醌-2-二叠氮化物-4-或-5-磺酸酯,所述缩聚物是通过使酚类化合物与 醛或酮,b)通过使多酚与醛或酮反应得到的酚醛清漆或缩聚产物作为碱溶性树脂,c)包含至少一个具有侧羟基苯基单元的乙烯基型聚合物,d )包合物形成化合物,e)包含至少一个酸性氢原子的低分子量化合物,和f)最大直径为15μm的硅胶颗粒。