![HPBACK in pick and place backlight](https://www.tpl-vision.com/wp-content/uploads/2023/08/SBACKII-backlight-1-768x432.jpeg)
Infrared backlight highlights contours in pick-and-place application
In key manufacturing, pre-made key blanks undergo separation and are then picked up by a robot for accurate positioning in the subsequent step. The vision system uses a homogeneous IR backlight to highlight the shape of the keys.