Micro OLED Display 0.23 Inch 640×400 HD 4000nits With Prism
Micro OLED Display: A Breakthrough in High-Definition Technology
The HGECX336AF represents a leap in display technology with its compact size, superior resolution, and robust performance. This 0.23-inch diagonal active matrix color OLED panel delivers 640 (RGB) × 400 dots, offering a small-size, high-definition display suitable for applications such as viewfinders, head-mounted displays, and compact monitors. Built on single-crystal silicon transistors, it integrates both panel and logic drivers, achieving exceptional clarity and efficiency.
Key Features of HGECX336AF Micro OLED Display
High-Definition Display Performance
The HGECX336AF boasts high contrast and a wide color reproduction range, ensuring vivid image quality and rich color fidelity. With a high-speed response time, this display supports dynamic visuals with remarkable sharpness and detail. Its specifications include:
Resolution: 640 × 400 pixels, translating to 0.77M dots.
Brightness: Up to 4000 cd/m², ensuring excellent visibility even in bright environments.
Frame Rate: 60 Hz, delivering smooth motion rendering.
Compact and Lightweight Design
At only 15.6 × 13.6 × 0.2 mm in panel size, the HGECX336AF is incredibly compact. Its active area measures 8.143 × 6.146 mm, striking an optimal balance between size and functionality. This lightweight design enhances its portability and versatility.
Advanced Functionalities
Power-Saving Features: The panel is engineered to minimize energy consumption, contributing to extended operational efficiency.
Inverse Display Capabilities: Users can toggle up/down and right/left inverse display options for greater adaptability.
Input Interfaces: Compatibility with parallel RGB 24-bit, YCbCr 24-bit, and YCbCr 16-bit input ensures seamless integration with diverse systems.
Optical Specifications: OL23C-D20 Monocular Module
Comprehensive Optics Design
The OL23C-D20 monocular optical module complements the HGECX336AF with advanced optical capabilities tailored for augmented reality applications. Its freeform prism technology enhances visual clarity and depth perception.
Optical Parameters
| Parameter | Specification |
|---|---|
| Field of View (FOV) | 20 Degrees |
| Eye Relief | ≥19 mm |
| Eyebox | ≥8 × 6 mm |
| TV Distortion | <3% |
| Modulation Transfer Function (MTF) | >43% |
| Light Efficiency | 60% |
| See-Through Transmission | ≥30% |
| Image Brightness | Up to 2400 cd/m² |
Exceptional Viewing Experience
With a minimal TV distortion of less than 3% and an MTF exceeding 43%, the optical system delivers sharp and undistorted images. The module’s see-through transmission of at least 30% ensures a seamless blend of digital overlays and the real world, making it ideal for augmented reality applications.
Applications and Use Cases
The HGECX336AF and its accompanying optics are suited for a wide array of applications:
Viewfinders and Compact Monitors
The panel’s high resolution and compact form factor make it ideal for electronic viewfinders in cameras and portable monitoring devices.
Head-Mounted Displays (HMDs)
The integration of freeform prism optics and the panel’s high brightness ensures immersive and high-quality visuals in head-mounted display systems.
Conclusion
The HGECX336AF micro OLED display, combined with the OL23C-D20 monocular optical module, exemplifies cutting-edge display technology. Its superior performance metrics, compact design, and advanced optical features position it as a cornerstone for next-generation visual systems, catering to industries ranging from augmented reality to photography.
Drawing
Pin Description
| Pin No. | Symbol | Type | Pin Description | Equivalent Circuit |
|---|---|---|---|---|
| 1 | VCATH | Power Supply | EL cathode power supply | |
| 2 | VCCP | Power Supply | VCCP power supply | |
| 3 | VCAL | Output | Temperature sensor output voltage | *6 |
| 4 | VG255 | Output | Gamma top reference voltage (255) | *6 |
| 5 | VG0 | Output | Gamma bottom reference voltage (0) | *6 |
| 6 | VOFS | Output | Gamma offset voltage | *6 |
| 7 | VREF | Output | Gamma reference voltage | *6 |
| 8 | VDD2 | Power Supply | 10V power supply | |
| 9 | VSS | Power Supply | GND | |
| 10 | VDD1 | Power Supply | 1.8V power supply | |
| 11 | MCLK | Input | Master clock | *1 |
| 12 | XHD | Input | Horizontal sync signal (negative polarity) | *1 |
| 13 | XVD | Input | Vertical sync signal (negative polarity) | *1 |
| 14 | VSS | Power Supply | GND | *1 |
| 15 | XCLR | Input | System reset (negative polarity) | *1 |
| 16-23 | DATA7-DATA0 | Input | Video signal input (refer to 5.3.) | *1 |
| 24-31 | DATA15-DATA8 | Input | Video signal input (refer to 5.3.) | *1 |
| 32-39 | DATA23-DATA16 | Input | Video signal input (refer to 5.3.) | *1 |
| 40 | TEST | Input | Test pin (connect to GND) | *3 |
| 41 | XSCK | Input | Serial communication: Serial clock (negative polarity) | *2 |
| 42 | XCS | Input | Serial communication: Chip select (negative polarity) | *2 |
| 43 | SI | Input | Serial communication: Data input | *2 |
| 44 | SO | Output | Serial communication: Data output | *7 |
| 45 | TEST | Output | Test pin (no connect) | *4 |
| 46 | TEST | Input | Test pin (connect to GND) | *5 |
| 47 | VSS | Power Supply | GND | |
| 48 | VDD1 | Power Supply | 1.8V power supply | |
| 49 | VSS | Power Supply | GND | |
| 50 | VDD2 | Power Supply | 10V power supply | |
| 51 | VCCP | Power Supply | VCCP power supply |
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Frequently Asked Question
The HGECX336AF is a 0.23-inch diagonal active matrix color OLED panel that provides high-definition resolution and is used in applications such as viewfinders, head-mounted displays, and compact monitors.
The display features a resolution of 640 × 400 pixels, which amounts to 0.77 million (M) dots.
The display has a brightness of up to 4000 cd/m², ensuring excellent visibility even in brightly lit conditions.
The display has a panel size of 15.6 × 13.6 × 0.2 mm, with an active area measuring 8.143 × 6.146 mm, making it extremely compact and lightweight.
The display supports a frame rate of 60 Hz, ensuring smooth motion rendering and high-speed response for dynamic visuals.
The HGECX336AF is designed with energy efficiency in mind, minimizing power consumption to extend operational life.
Yes, the display allows users to toggle inverse display options, both up/down and right/left, for greater adaptability in different use cases.
The display is compatible with parallel RGB 24-bit, YCbCr 24-bit, and YCbCr 16-bit input interfaces, making it versatile for various system integrations.
The OL23C-D20 module features a 20-degree field of view, ≥19 mm eye relief, ≥8 × 6 mm eyebox, and an MTF greater than 43%, providing high optical clarity and depth perception, ideal for augmented reality applications.
The display is ideal for applications such as electronic viewfinders in cameras, head-mounted displays (HMDs), and compact monitoring devices, particularly in augmented reality and photography.
