Cognex In-Sight 1721, Руководство пользователя

Страница: 32 / 156

Section 3: Configuring a Wafer ID Application In-Sight
®
1700 Series Wafer Reader
22
4 When the mark is properly positioned in the image, double-click the image or click the
Manual button to exit Live mode.
If the image is too bright or too dark, adjust the Light Mode and Light Power
slider controls until the mark can be seen against the wafer background.
If the mark is inverted or mirrored in the image, select a different
Image Orientation from the drop-down list.
Figure 3-2: Adjusted Mark
Repeat steps 1 through 4 as necessary.
NOTE The lighting does not need to be optimized at this stage; the wafer mark need only be visible in the
image. Light optimization occurs during tuning.
When the mark is suitably imaged in the FOV, the first Config can be defined, as detailed
in the following sections.