DMF-50840NB-FW | Kyocera Optrex 5.7" QVGA Blue STN Monochrome LCD Graphic Module
DMF-50840NB-FW is a classic 5.7-inch 320×240 QVGA monochrome blue STN graphic LCD module originally manufactured by Optrex (now Kyocera Display). It adopts transmissive blue-mode STN technology, single CCFL backlight, onboard LCD controller, 4-bit parallel 14-pin interface, metal frame industrial structure, and standard 0~50°C operating temperature. This robust monochrome display is widely used for legacy injection molding machine HMI, laboratory analytical instruments, mining control equipment, medical diagnostic devices, and drop-in replacement screens for discontinued industrial equipment.
| Parameter Item |
Specification Details |
| Full Part Number |
DMF-50840NB-FW (suffix variants: BEN / ASE-BFN) |
| Manufacturer |
Optrex (Kyocera Display) |
| Diagonal Size |
5.7 inch, landscape, 4:3 |
| Native Resolution |
320(H) × 240(V) dots (QVGA monochrome graphic) |
| LCD Technology |
FSTN / STN, Blue background, white font, Transmissive |
| Dot Size |
0.33 mm (W) × 0.33 mm (H) |
| Dot Pitch |
0.36 mm (W) × 0.36 mm (H) |
| Active View Area (AA) |
120.0 mm (W) × 90.0 mm (H) |
| Overall Outline Dimension |
167.1(W) × 109.0(H) × 11.0(D) mm (exclude connectors) |
| Typical Brightness |
60 cd/m² |
| Typical Contrast Ratio |
5:1 |
| Viewing Angle (Reference Direction: 6 o'clock) |
Horizontal ±45°, Vertical -40°/+25° |
| Response Time (Tr / Td) |
270 ms / 400 ms (Typical) |
| Backlight System |
Single CCFL lamp, service life ≥25,000 hours, without built-in inverter |
| Signal Interface |
4-bit parallel MCU bus, 14-pin FPC flat cable connector |
| Built-in Controller |
Integrated graphic LCD driver IC, support text & curve display |
| Logic Supply Voltage (VCC) |
4.5 VDC ~ 5.5 VDC (Typ. 5V) |
| LCD Drive Voltage |
19.9 ~ 24.9 V adjustable |
| Refresh Mode |
1/240 duty cycle, 1/14 bias |
| Operating Temperature |
0°C ~ +50°C |
| Storage & Transport Temp |
-20°C ~ +60°C |
| Touch Function |
No integrated touch panel |
| Housing Structure |
Metal shielding frame, anti-electromagnetic interference |
| Net Weight |
Max 230 g |
| Compliance |
RoHS lead-free compliant |
| Production Status |
Discontinued original production, mass stock only for equipment maintenance replacement |
☛Shipment:
About the International Shipping:
The products depending on the item's customs value,will be subject to the customs processing.
As the buyer, you should be aware of:
★the delays from the customs inspection.
★the import duties and taxes which buyers must pay.
★The import duties and taxes are not included in the items fix price or shipping cost Cause these charges are the buyers' responsibility directly.
We will ship By DHL/ Fedex/ 4PX express/ SF express
L/T:3-4 working days
☛Delivery Details:
We will arrange the shipment within 1-3 working days asap after got your payment. And the tracking number and commercial inovice will be given to the customers asap. (only the standard speedpak or expedited shipping service). Expedited Shipping by DHL/FEDEX/4PX express Courier etc. But sometimes it is highly depended on buyer's payment, the courier company and local customs/duties.
✔☛Shipment detail:
box, including the seller's handling time, the buyers'destination ZIP Code, the time of the orders acceptance, shipping service selected and also the exact receipt of the cleared payment.
So the delivery times may be vary, especially during the shipping high peak periods.
Hope you understand, thanks!
☛Return Policy:
After received the items and in the event of an issue arising,please send us messages ASAP (Warranty 90 days ）
Whether the money back or replacement (at buyer's choice)
Please provide the detailed explanation, photos or videos needed when send us messages.
Unwanted product returns: The merchandise must be in the new, unused, uninstalled condition only.
☛About us:
We have specialized in LCD-Business for 20 years(NEC, SHARP, HITACHI, AUO, SAMSUNG, KOE, TIANMA LG Display, Samsung, Innolux, SHARP, MISTBISH,etc)
We are willing to provide the good service,professional technology and excellent products to you.
If you have any general questions and please contact us via sally@winnihk.com we will give you a exact reply within 24hour
