DMF-50081ZNB-FW-BBN is classic 4.7-inch QVGA monochrome STN graphic LCD module manufactured by Optrex (Kyocera Display Group). Native resolution: 320×240 QVGA, landscape 4:3 transmissive blue-mode negative monochrome display, single CCFL backlight, 14Pin 4-bit parallel MCU interface.
Interchange compatible models: DMF-50081ZNF-FW / DMF-50081NB-FW; mechanical outline, mounting holes and pinout fully consistent, only verify CCFL lamp voltage & controller timing before cross replacement.
Core features: Built-in graphic display controller, compact aluminum frame, stable industrial temperature range, widely used for old CNC equipment, injection molding machine HMI, portable industrial testers, POS terminals, legacy medical handheld instruments maintenance.
Full Technical Specification Table
| Category | Parameter | Typical Specification |
|---|---|---|
| Basic Info | Full Part Number | DMF-50081ZNB-FW-BBN |
| Manufacturer | Optrex (Kyocera Display Japan) | |
| Screen Size | 4.7 inch, landscape 4:3 | |
| Display Core | Native Resolution | 320 × 240 QVGA monochrome graphic, 84 PPI |
| Panel Technology | STN Blue Negative Transmissive LCD, Black characters on blue background | |
| Pixel Arrangement | Rectangular graphic dot matrix | |
| Optical Performance | Active Display Area (AA) | 103.0(W) × 79.0(H) mm |
| Dot Size / Dot Pitch | 0.27 × 0.27 mm / 0.30 × 0.30 mm | |
| Typical Brightness | 60 cd/m² industrial standard brightness | |
| Static Contrast Ratio | 10:1 @ 25℃ ambient | |
| Display Color | Monochrome single blue scale (2-level grayscale) | |
| Viewing Angle (CR≥10) | L/R/U/D:34°/34°/36°/34°; Optimal viewing: 6 o’clock | |
| Response Time (Tr/Td) | 90ms / 370ms total 460ms typical | |
| Refresh Rate | Fixed 70Hz native timing | |
| Mechanical Spec | Overall Outline Dimension | 139.0(W) × 120.0(H) × 13.2(D) mm aluminum metal frame |
| Net Weight | ≤250g lightweight industrial module | |
| Surface Treatment | Standard glossy polarizer, 2H anti-scratch hard coat | |
| Electrical Interface | Connector | 14Pin 0.5mm pitch FPC single-channel 4-bit parallel MCU interface, built-in graphic controller IC |
| Logic Supply Voltage | DC 5.0V (4.7V ~ 5.3V tolerance) | |
| Backlight System | Light Source | Single edge CCFL cold cathode fluorescent lamp (1 lamp) |
| Onboard Circuit | No built-in CCFL high-voltage boost IC; external single-lamp CCFL inverter mandatory | |
| CCFL Rated Lifespan | 10,000 hours to half brightness | |
| Environmental Rating | Operating Temperature | 0 ℃ ~ +50 ℃ industrial & commercial grade |
| Storage Temperature | -20 ℃ ~ +60 ℃ | |
| Operating Humidity | 10% ~ 90% RH non-condensing | |
| Quality & Compliance | Quality Grade | Brand New Original Grade A: zero missing dot, no line mura, uniform backlight without light leakage |
| Stock Status | In-Stock; full pixel scan + 4h temperature cycling aging test before shipment | |
| Certification | RoHS compliant, CCFL contains trace mercury | |
| Touch Matching | Bare LCM only; separate 4.7" 4-wire resistive touch digitizer for optical bonding |
Built-in dedicated graphic controller IC, no extra external drive chip required, simplify secondary control board design
Classic 320×240 QVGA monochrome resolution, ultra-high compatibility with vintage industrial & POS equipment firmware
Blue negative STN high contrast display, clear text & waveform presentation for parameter monitoring
Single-lamp CCFL backlight, low power consumption, suitable for portable battery-powered testing equipment
Compact lightweight 250g aluminum frame, convenient for handheld portable equipment assembly
Mature Japan Optrex industrial display process, ultra-low dot/mura defect rate for bulk maintenance replacement
Standard 4-bit parallel MCU interface, abundant mature driver code resources for rapid development
Ready brand-new original spot stock supports fast delivery for machinery & retail equipment repair orders
Replacement monochrome display for small CNC, injection molding auxiliary equipment operation panels
Retail supermarket desktop POS cash register, ordering machine main parameter screen
Portable industrial pipeline, electrical, environmental fault diagnostic tester waveform display terminal
Mini laboratory analytical instrument, data recorder real-time curve monitoring screen
Early-generation handheld medical blood analysis, ECG portable measuring equipment text display
Spare replacement module for Kyocera Optrex DMF-50081ZNB series 4.7-inch single CCFL QVGA monochrome STN LCM










