Display Modules - LCD, OLED, Graphic

Image Part Number Description / PDF Quantity Rfq
AFY240320A0-2.4INTH

AFY240320A0-2.4INTH

Orient Display

2.4" SUNLIGHT READABLE TFT

0

NHD-10.1-1024600MB-LSXV-CTP

NHD-10.1-1024600MB-LSXV-CTP

Newhaven Display, Intl.

10.1" MOUNTABLE MVA CAP TOUCH

7

SK-GEN4-70DCT-CLB

SK-GEN4-70DCT-CLB

4D Systems

DISPLAY LCD TFT 7.0" 800X480

3

MK-043R

MK-043R

Amulet Technologies, LLC.

KIT COLOR MODULE 480X272 TFT

144

SIM115-A04-N55ALL-10

SIM115-A04-N55ALL-10

Serious Integrated

LCD MODULE 3.5" 320X242X24BPP TF

0

DFR0648

DFR0648

DFRobot

MONOCHROME 0.91" 128X32 I2C OLED

0

XLM-15.0-M5-RT-USB

XLM-15.0-M5-RT-USB

EarthLCD

15.0" COLOR TFT INDUSTRIAL MONIT

12

G132ALGFGSB6WTCCXAL

G132ALGFGSB6WTCCXAL

Focus LCDs

128X32 FSTN BLUE GRAPHIC LCD

88

ATM1010L19

ATM1010L19

10.1" IPS LCD 1280 X 800

0

GEN4-ULCD-28D-CLB-AR

GEN4-ULCD-28D-CLB-AR

4D Systems

DISPLAY LCD TFT 2.8" 240X320

12

SK-GEN4-32PT-PI

SK-GEN4-32PT-PI

4D Systems

DISPLAY LCD TFT 3.2" 240X320

0

GEN4-ULCD-28DT-AR

GEN4-ULCD-28DT-AR

4D Systems

DISPLAY LCD TFT 2.8" 240X320

1

AFY240320A0-2.8N6NTM

AFY240320A0-2.8N6NTM

Orient Display

2.8 TN TFT 240X320 450NITS

602

AFY800480A0-5.0N6NTN-R

AFY800480A0-5.0N6NTN-R

Orient Display

5.0''TFT 800X480 RESISTIVE TOUCH

321

911

911

Adafruit

2" TFT DISPLAY 320 X 240

0

LS012B7DD01

LS012B7DD01

Sharp Microelectronics

LCD TFT 1.17" 184X38 FPC

1258

AMG12864PR-G-W12WTDW

AMG12864PR-G-W12WTDW

Orient Display

COG GRAPH 12864 FSTN+ TRANSF

16

NHD-3.5-320240MF-ATXL#-T-1

NHD-3.5-320240MF-ATXL#-T-1

Newhaven Display, Intl.

LCD DISP TFT 3.5" 320X240 B/L

21

SK-32PTU

SK-32PTU

4D Systems

KIT ULCD-32PTU USD-4GB UUSB-PA5

12

104990222

104990222

Seeed

PISHOW 2.4 INCH RESISTIVE TOUCH

0

Display Modules - LCD, OLED, Graphic

1. Overview

Optoelectronics display modules are electro-optical devices that convert digital signals into visual information. LCD (Liquid Crystal Display), OLED (Organic Light-Emitting Diode), and Graphic modules represent three core technologies in modern display systems. These modules enable human-machine interaction in applications ranging from consumer electronics to industrial automation, with advancements driving thinner form factors, lower power consumption, and higher visual fidelity.

2. Major Types and Functional Classification

TypeFunctional FeaturesApplication Examples
LCDBacklit liquid crystal layer, requires polarizers, moderate power consumptionSmartphones, TVs, automotive dashboards
OLEDSelf-emissive organic materials, infinite contrast ratio, flexible variantsSmartwatches, VR headsets, premium smartphones
GraphicFixed pixel matrix for icons/symbols, low resolution but high reliabilityIndustrial equipment, medical devices, vending machines

3. Structure and Components

LCD: Composed of backlight unit (LED/CCFL), liquid crystal layer, color filters, and TFT (Thin-Film Transistor) array. Polarizing films on both sides control light transmission.

OLED: Contains anode/cathode layers with organic emissive materials (small molecules or polymers) sandwiched between. Utilizes encapsulation layers to prevent moisture damage.

Graphic Modules: Simplified structure with segmented electrodes and passive matrix addressing, often using monochrome STN (Super-Twisted Nematic) technology.

4. Key Technical Specifications

ParameterDescriptionImportance
Resolution (ppi)Pixels per inch determining image sharpnessHigher values provide clearer visuals
Luminance (cd/m )Brightness level sustainabilityImpacts outdoor visibility
Response Time (ms)Pixel switching speedPrevents motion blur in dynamic content
Operating Temperature ( C)Functional temperature rangeDetermines environmental adaptability
Lifespan (hours)Half-brightness duration100,000 for LCD, 50,000 for OLED

5. Application Areas

  • Consumer Electronics: Smartphones (OLED), tablets (LCD)
  • Medical Equipment: Diagnostic monitors (LCD), portable devices (Graphic)
  • Automotive: Instrument clusters (OLED), infotainment systems (LCD)
  • Industrial HMI: Control panels (Graphic), automation systems (LCD)
  • AR/VR: High-speed OLED microdisplays

6. Leading Manufacturers & Products

ManufacturerTypeRepresentative Product
Samsung DisplayOLEDAMOLED for Galaxy smartphones
LG DisplayLCDIPS panels for Apple iPad Pro
SharpGraphicLS013B7DH01 memory LCD
BOE TechnologyAll Types10.7" flexible AMOLED for wearables

7. Selection Guidelines

Consider these factors for optimal selection:

  • Application Scenario: Outdoor use requires high brightness ( 1000 cd/m )
  • Power Budget: OLED consumes 30% less power than equivalent LCD in dark content
  • Environmental Conditions: Industrial-grade (-30 C to +85 C) for automotive systems
  • Cost Constraints: Graphic modules cost 40-60% less than color TFT LCDs
  • Integration Complexity: OLED requires built-in compensation circuits for aging effects

Case Study: A smartwatch design selected 1.4" AMOLED module for its 1000:1 contrast ratio and 0.1mm ultra-thin profile despite higher cost.

8. Industry Trends

Key development directions include:

  • Micro-LED adoption for >3000 cd/m brightness and sub-10 m pixel pitch
  • Rollable OLED with improved encapsulation technology
  • AI-driven display compensation algorithms for uniformity enhancement
  • Low-temperature polycrystalline oxide (LTPO) backplanes for dynamic refresh rates
  • Biodegradable substrate materials for eco-friendly modules
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