A motorcycle manufacturer in the Middle East faced insufficient contrast and washed-out readings under intense sunlight. By upgrading the LED backlight, switching to high-contrast IPS glass, and applying UV-resistant liquid crystal, Channing LCD raised overall display clarity by 35%.
Custom-shaped segment LCD for a motorcycle instrument cluster: dual mph/km/h speed readout, battery status, odometer, clock, and multi-color status zones (READY / SPORT / DYNAMIC / E-SAVE).
01| The Challenge: Readable in the Lab, Invisible on the Road
Client A is a well-known motorcycle manufacturer in the Middle East, building vehicles for high-temperature, high-solar-radiation markets. For its latest instrument cluster, the company needed a custom-shaped segment LCD that could display a large central speed readout with dual mph / km/h units, battery status, odometer and total mileage, plus multi-color status zones and icons including READY, SPORT, DYNAMIC, and E-SAVE.
The initial panels — a standard TN segment LCD with a conventional LED backlight — passed indoor inspection. Field feedback told a different story:
- Insufficient clarity and contrast. With dense icons and multi-color zones sharing one panel, digits and icons lacked visual separation; weaker segments appeared faint beside the large central speed digits.
- Washed-out display under direct sunlight. In Middle East daytime conditions — frequently above 45 °C with extreme solar intensity — the screen became difficult to read at a glance. For a motorcycle instrument, that is a safety issue, not just a comfort one.
- Long-term reliability concerns. Sustained UV exposure and high operating temperatures can degrade standard liquid crystal material over time, threatening contrast and service life.
02| The Solution: Three Engineering Changes, One Panel
After reviewing the failure conditions with Client A, Channing LCD’s engineering team implemented three coordinated improvements:
| Improvement | Problem It Addresses | Technical Action |
|---|---|---|
|
LED Backlight
Brightness Upgrade |
Washed-out display under direct sunlight
|
Higher-efficiency LEDs and optimized light-guide structure raise brightness to30%: final cd/m² value]
|
|
High-Contrast IPS
Glass |
Low contrast, faint icons, narrow viewing angle of standard TN
|
Panel replaced with high-definition IPS segment LCD: higher contrast ratio, wider viewing angle, wide-temperature stability
|
|
UV-Resistant Liquid
Crystal |
Contrast decay under long-term UV exposure in the Middle East climate
|
UV-resistant LC material prevents discoloration and degradation over the product’s service life
|
1. LED Backlight Brightness Upgrade
The original backlight left too little luminance headroom for outdoor use. We redesigned the LED backlight — increasing LED luminous efficiency and optimizing the light-guide structure — raising brightness to 865 cd/m² value], keeping every digit and icon legible against bright ambient light.
2. High-Contrast IPS Glass Replacement
We replaced the standard TN panel with a high-definition IPS segment LCD. Compared with TN, IPS delivers a naturally higher contrast ratio, a wider viewing angle, and stable performance across a wide temperature range — so the cluster keeps its definition whether the rider is upright or leaning forward, on cold mornings or midday heat.
3. UV-Resistant Liquid Crystal
For long-term outdoor durability, the panel was built with UV-resistant liquid crystal material, preventing the contrast decay and discoloration that standard LC formulations suffer under continuous strong sunlight — a decisive factor for vehicles that operate year-round in the Middle East.
03| The Result: 35% Higher Clarity, Confirmed on the Road
| Parameter | Before | After |
|---|---|---|
| Overall display clarity | Baseline | +35% |
| Sunlight readability | Washed out under direct sunlight | Clearly readable at a glance in peak daytime conditions |
| Contrast & icon separation | Weak segments faint beside central digits | Multi-color zones and digits clearly distinguishable |
| Outdoor durability | UV-degradation risk on standard LC | UV-resistant material for year-round Middle East operation |
| Production status | Field complaints from Client A | Approved for mass production, shipping in current motorcycle line |
- Overall display clarity improved by 35% compared with the original configuration
- Multi-color zones and the central digits became clearly distinguishable, both indoors and under direct sunlight
- The display passed Client A’s high-temperature outdoor evaluation, maintaining readability in peak daytime conditions [Direkter Sonneneinstrahlung aussetzen]
- Client A approved the improved cluster for mass production, and the panel now ships in their current motorcycle line
Need a Sunlight-Readable Custom Segment LCD?
Channing LCD manufactures custom segment LCDs (TN / HTN / STN / FSTN / VA), LED backlights, and TFT modules in-house — from your drawing or sample to mass production, MOQ from 100 pcs.