Optimizing Barcode Reading in Varying Lighting Conditions with Threshold Filter Switches

Threshold filters play a crucial role in improving barcode readability by adjusting lighting in the image. There are different types of threshold filters available for barcode reading, each designed for specific lighting conditions.

The available threshold filters for barcode reading:

• By-block
• Full-scale
• Enhancing (adaptive)
• Noise filter
• Smoothed
• Grid filtering
• Threshold