- EPSON Reference Manual Scanner GT-1000, GT-4000, GT-6000, GT-6500, GT-8000, GT-8500, GT-9000, GT-5000, GT-300, ES-300C, ES-600C, ES-800C, ES-1000C, ES-1200C, Action Scanner II, ES-300GS

Each halftoning mode has the following characteristics.
Halftoning mode A (hard tone)
The image is processed to produce hard tones, to express distinction.
This mode is suitable for most purposes.
Halftoning mode B (soft tone)
The image is processed to give soft tones. This mode is suitable for
images that contain large areas of similar tones.
Command Reference 3-47