LED backlight products range:
Type A:
Highest brightness and best uniformity among all backlight LED displays
Thickness not lower than 4.5mm
Type B:
Bond the LED chips on the edge of PCBs
Slim structure: min. thickness: 1.3mm
Type C:
Provides PC or acrylic panel only
Thickness: lower than 1.5mm
Assembled with BL lamps as light source
Applied for mobile phones, pagers or other small LCD displays
Type D:
Slim PCB bonded with LEDs (instead of BL lamps) as a light source
Side emitting design
Saves chips