| 摘要 |
PURPOSE:To provide a height inspecting method capable of precisely measuring the height of the cream solder screen-printed on a printed board and shortening the measuring time, for example. CONSTITUTION:The continuously color-changed light 7, 8 is radiated to an object 10 to be inspected on a printed board 3, the reflected light 7a, 8a reflected in proportion to the different color according to the height H of the object 10 is received by light sensors to obtain the height H of the object 10, and it is compared with a prescribed reference value. |
