测试卡品牌

镜头对焦测试卡

时间:2016-10-21   热度:
  • 品牌:Sine Image/ESSER爱莎
    型号:YE0110/TE110
    尺寸:可定制
    材料:菲林/高清相纸
    比例:4:3
    类型:反射式/透射式可选
  • 镜头对焦测试卡简介

    镜头对焦测试卡YE0110用于测试镜头的整体对焦,调整镜头,检查镜头各区后焦及分辨率。测试卡由9个扇形星组成,在图像各个区域均匀分布。扇形星的中间白色部分是外径的10%。在扇形星内有两个圆形线条,内层图形是一个625线的结构,较大圆线是312线结构。

    The test chart consists of 9 sector stars, distributed equally over the picture area. The unresolved center of the sector star is 10% of its outer diameter. Within the sector stars are two circular lines. The inner one marks a 625 line structure, the larger circular line marks a structure of 312 lines.

     
    The test chart is designed for

    • adjustment of camera lenses
    • checking back focal distance
    • checking resolution over the picture area