IV3 vs IX Sensor Selection Guide for OK/NG Detection

This document compares two Keyence sensor products—the IV3 Series Vision Sensor with Built-in AI and the IX Series Image-Based Laser Sensor—for detecting OK vs. No Good (NG) products. It covers common vision sensor problems (e.g., ambient light, low contrast, seating issues) and explains how each sensor addresses appearance-based and height-based difference detection.