Display Modules - LCD, OLED, Graphic

Image Part Number Description / PDF Quantity Rfq
E35RG83224LW2M250-C

E35RG83224LW2M250-C

Focus LCDs

3.5" TFT CAPACITIVE TOUCH

21

E45RG64885LW2M350-N

E45RG64885LW2M350-N

Focus LCDs

4.5" TFT

6

G12864C-KW-LW653

G12864C-KW-LW653

Focus LCDs

128X64 FSTN BLACK GRAPHIC LCD

12

E20RB-FW345-N

E20RB-FW345-N

Focus LCDs

2" TRANSFLECTIVE TFT

11

E43RG54880LWAM400-R

E43RG54880LWAM400-R

Focus LCDs

4.3" IPS TFT RESISTIVE TOUCH

10

E43RG54880LWAM400-C

E43RG54880LWAM400-C

Focus LCDs

4.3" IPS TFT CAPACITIVE TOUCH

11

E50RG38048LW2M350-N

E50RG38048LW2M350-N

Focus LCDs

5" TFT

86

E24RG12432LW2M300-N

E24RG12432LW2M300-N

Focus LCDs

2.4" TFT

46

E26RB-FS500-N

E26RB-FS500-N

Focus LCDs

2.6" TRANSFLECTIVE TFT

13

E24RG12432LWIM800-C

E24RG12432LWIM800-C

Focus LCDs

2.4" IPS TFT CAPACITIVE TOUCH

51

E30RA-FW350-C

E30RA-FW350-C

Focus LCDs

3" IPS TFT CAPACITIVE TOUCH

14

O12864A-GBY-TW3

O12864A-GBY-TW3

Focus LCDs

128X64 LIGHT BLUE/YELLOW GRAPHIC

0

E43RG64880LWAM450-C

E43RG64880LWAM450-C

Focus LCDs

4.3" TFT CAPACITIVE TOUCH

17

E24RE-I-CW400-C

E24RE-I-CW400-C

Focus LCDs

2.4" IPS TFT CAPACITIVE TOUCH

10

O25664A-GGS-TS3

O25664A-GGS-TS3

Focus LCDs

256X64 GRAYSCALE GRAPHIC OLED

10

E30RB-I-MW320-C

E30RB-I-MW320-C

Focus LCDs

3" IPS TFT CAPACITIVE TOUCH

8

E20RA-FW600-N

E20RA-FW600-N

Focus LCDs

2" IPS TFT

10

E50CB-FS1000-N

E50CB-FS1000-N

Focus LCDs

5" SUNLIGHT-READABLE TFT

3

G986AXGFGN02WR

G986AXGFGN02WR

Focus LCDs

98X64 FSTN GRAY GRAPHIC LCD

0

E60RA-I-MW560-N

E60RA-I-MW560-N

Focus LCDs

6" IPS TFT

8

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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