• Round OLED display 1.3 inch MLD139-400400
Round OLED display 1.3 inch MLD139-400400

Round OLED display 1.3 inch MLD139-400400

  • 1.39 inch round OLED
  • AM OLED display module
  • 400x400 pixels
  • full color
  • Product description: 1.39 inch round AM OLED display module,400x400 pixels, full color, capacitive touch optional, the brightness of round OLED would be higher than round tft lcd display, but round tft lcd with better cos

1.39 inch round graphic oled display module introduction:

Graphic OLED 1.39 inch is a monochrome graphic round oled display, 400x400 pixels oled glass display.

The 1.39 inch round oled module, is a graphic passive matrix oled display, with FPC connection, it is a COG structure OLED display, it have 400x400 dots, white color available, wide viewing angle, wide temperature, high brightness, high contrast, fast response time.

Round oled display module graphic-1.39 inch oled:

because it is OLED display module, oled could be emitting light by itself, no need for backlight, so oled display module would be thinner than tft lcd module,

and it don't like tft lcd, oled display have no viewing angle limited, OLED display is wide/full viewing angle, oled display have excellent display performance in all viewing angle.

1.39’’ round OLED display module could be displayed in wide temperature, its working temperature could be reached to -40 degree, and 80 degree.

Round 1.39 inch graphic mono OLED display module is the best display solution in the outdoor display, such as sunlight environment, and also for industrial or medical application that need the wide viewing angle and high brightness display.

And it’s often used for smart watch, MP3, function cellphone, portable health device and many others application.

1.39’’ round graphic mono oled display module key parameters:

Display Mode

Round OLED Display

Display Size

1.39’’ oled (Diagonal)



Module Dimension

38.60(W)x 40.50(H)x0.67(T) mm

Active Display Area

35.40 (W)×35.40 (H) mm

Driver IC






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