首页> 外国专利> METHOD FOR MANUFACTURING BASE MATERIAL WITH CONCAVE PART, BASE MATERIAL WITH CONCAVE PART, BASE MATERIAL WITH CONCAVE PART FOR MICROLENS, MICROLENS SUBSTRATE, TRANSMISSION TYPE SCREEN, AND REAR TYPE PROJECTOR

METHOD FOR MANUFACTURING BASE MATERIAL WITH CONCAVE PART, BASE MATERIAL WITH CONCAVE PART, BASE MATERIAL WITH CONCAVE PART FOR MICROLENS, MICROLENS SUBSTRATE, TRANSMISSION TYPE SCREEN, AND REAR TYPE PROJECTOR

机译:用于制造缩微零件的基础材料,用于缩微零件的基础材料,用于缩微零件的基础材料,带有缩微零件的基础材料,微零件基体,透射型屏幕和后置型投影仪的制造方法

摘要

PPROBLEM TO BE SOLVED: To provide a manufacturing method for manufacturing a base material with a concave part at a low cost and with high productivity, to provide the base material with the concave part and a base material with a concave part for a microlens which are manufactured by using the method, to provide a microlens substrate manufactured by using the base material with the concave part for the microlens, and to provide a transmission type screen provided with the microlens substrates and a rear type projector. PSOLUTION: An initial recessed part 51 is formed on a substrate 5 and the substrate 5 having the initial recessed part 51 is etched to form a concave part on the substrate 5. Laser processing and blast processing are preferable as a concave part forming method. When it is defined that the diameter of the initial recessed part 51 is a[m] and the depth of the initial recessed part 51 is b[m], it is preferable to satisfy the relation of a/b0.25. PCOPYRIGHT: (C)2005,JPO&NCIPI
机译:

要解决的问题:提供一种用于低成本且高生产率地制造具有凹部的基材的制造方法,提供具有凹部的基材和具有凹部的基材。通过使用该方法制造的微透镜,提供通过使用具有用于微透镜的凹部的基材制造的微透镜基板,并提供具有该微透镜基板的透射型屏幕和背投式投影仪。

解决方案:在基板5上形成初始凹部51,并且蚀刻具有初始凹部51的基板5以在基板5上形成凹部。作为凹部形成,优选激光加工和喷砂加工。方法。在将初始凹部51的直径定义为a [m],将初始凹部51的深度定义为b [m]的情况下,优选满足a / b0.25的关系。

版权:(C)2005,JPO&NCIPI

著录项

  • 公开/公告号JP2004309733A

    专利类型

  • 公开/公告日2004-11-04

    原文格式PDF

  • 申请/专利权人 SEIKO EPSON CORP;

    申请/专利号JP20030102324

  • 申请日2003-04-04

  • 分类号G02B3/00;G03B21/10;G03B21/62;

  • 国家 JP

  • 入库时间 2022-08-21 23:31:56

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