SPD Smart Film – Smart Glass for Dynamic Light Control
Ultra-thin • Instant Privacy • Energy Efficient • Easy Installation
What is SPD Smart Film?
SPD (Suspended Particle Device) Smart Film is an advanced switchable smart glass technology that allows precise control of light transmission through an electrical current. It changes from a dark tinted state to a clear transparent state by aligning microscopic suspended particles inside the film. When the power is OFF, the particles scatter randomly, blocking light and providing privacy and solar shading. When the power is ON, the particles align uniformly, allowing light to pass through and restoring clear visibility.
Key Features
- ✔ Ultra-fast light adjustment (continuous dimming control)
- ✔ High optical clarity with smooth tint transition
- ✔ Blocks up to 99% UV rays & significantly reduces infrared heat
- ✔ Superior glare control for maximum visual comfort
- ✔ Energy-efficient cooling by reducing solar heat gain
- ✔ Durable liquid film structure with long service life
- ✔ Suitable for architectural & luxury glass applications
- ✔ Seamless integration with smart control systems (manual / auto / app)
Widely Used Applications
- 🏢 Office meeting rooms & glass partitions
- 🏠 Residential windows & bathrooms
- 🏬 Retail storefronts & showrooms
- 🏨 Hotels, conference rooms & villas
Factory Direct
Eliminate middlemen. Get premium smart glass at competitive wholesale prices directly from our source.
10+ Year Warranty
Advanced PDLC particle technology ensures lasting clarity and reliable performance for over a decade.
Global Export Leader
Trusted across 30+ countries, delivering excellence for projects in MENA, Europe, and beyond.
Privacy Control
Switch between 86% high transparency and frosted opacity to secure your space instantly.
Projection Ready
Turns your glass wall into a high-contrast digital display surface for presentations.
Safety & Security
Patented composite adhesive layer prevents glass scattering even upon heavy impact.
UV/IR Protection
Blocks 99.9% UV and 80% IR rays to protect interiors and reduce HVAC energy costs.
Energy Efficient
Low power consumption with long-lasting performance, reducing overall construction waste.
Acoustic Dampening
Advanced polymer structure effectively reduces noise transmission for a quieter environment.
SPD Smart Film vs Other Solutions
| Feature | SPD Smart Film / Glass | Traditional PDLC |
|---|---|---|
| Light & Tint Control |
 Continuous Shading: Stepless voltage control adjustments from dark tinted to fully clear. |
 Binary Control: Simple ON/OFF switch only (Instantly switches between Frosted and Transparent). |
| Optical Effect (Power OFF State) |
Deep Dark Tinted: Blocks over 99% light transmission while maintaining crisp view (No frosted privacy). |
Opaque Milky White: Completely blocks the line of sight for total frosted privacy. |
| Heat & Solar Control |
Exceptional SHGC Reduction: Actively absorbs infrared heat rays, drastically cutting down HVAC cooling costs. |
Limited Thermal Control: Scatters light but does not efficiently block solar infrared heat radiation. |
| Glare Control |
Superior dynamic anti-glare tuning; retains outer visibility without blinds. |
Basic diffusion only; turning it off blocks the outdoor view entirely. |
| UV Protection |
Blocks up to 99% of harmful UV rays to prevent interior fading. |
Blocks most standard UV rays through standard glass lamination. |
| Best Applications |
Automotive sunroofs, aerospace, marine yachts, luxury building glass facades, and skylights. |
Office meeting rooms, bank counters, hotel bathroom partitions, and residential indoor privacy. |
Upgrade to SPD Smart Film & Glass for high-performance dynamic light tinting, premium glare reduction, and exceptional solar heat defense. Engineered specifically for architectural facades, automotive skylights, and marine craft, SPD delivers a smart, energy-saving shading experience without blocking your connection to the outside world.
SPD Smart Film (Suspended Particle Device) Technical Data
Advanced technical parameters for Suspended Particle Device (SPD) Smart Film. Perfect for dynamic architectural shading control: Colors/Darkens when power is off (Absorbs 95% visible light), Fades/Clears when powered on.
| Physical & Mechanical Properties | Optical & Glare Control Properties | ||
|---|---|---|---|
| Total Film Thickness | 0.38mm (Core Film) | Visible Light Transmission | Open (On): 60% | Close (Off): 2% |
| Structure Detail | SPD layer: 0.48mm - 0.57mm Double pE Protective layer: 35µm * 2 | UV Rays Barrier (Open) | Standard Film Barrier: 82% - 99% |
| Operating Voltage | 90V AC (Open State) | UV Rays Barrier (Close) | Standard Film Barrier: 96% - 99% |
| Power Consumption | 3 W/m² (Highly energy-saving) | Infrared (IR) Heat Block | Open: Blocks 14% | Close: Blocks 60% |
| Roll Dimensions | Max Width: 1500mm | Length: 500m jumbo roll (10/30/50m options) | Visible Light Absorption | Absorbs approx. 95% of visible light when unpowered |
| Response Switching Time | Close ➔ Open: ≤ 1 Sec | Open ➔ Close: ≤ 1 Sec | Tested Standard | GB18910.5-2008 / Fourier transform infrared spectrometer |
| Working Temp. Range | -20°C to 90°C (Extreme Durability) | Environmental Stability | Shrinkage TD/MD: 0.7‰ / 1.7‰ | Thermal: ±2‰ |
| Switching Endurance | > 200 Million Cycles | Expected Lifespan | More than 100,000 Hours |
| Feature | Self-adhesive Smart Film | Traditional Blinds & Tints |
|---|---|---|
| Privacy Control |
Instant Switchable Privacy: Transition from crystal clear transparency to frosted opaque in less than 0.1 seconds via remote, app, or wall switch. |
Manual/Fixed Mechanics: Requires physical pulling of blinds or permanently dark tints; easily blocks natural daylight and obstructs outward views. |
| Retrofit Flexibility |
Easy Stick-on Application: Upgrades existing clear glass facades directly without glass replacement, minimizing business downtime. |
Complex Installation: Requires drilling brackets for blinds, or high-risk wet installation for flimsy films that bubble easily over time. |
| Maintenance & Hygiene |
Ultra-Hygienic: Wipe-clean surface, zero dust accumulation. Ideal for hospitals, clinics, and high-end corporate boardrooms. |
Dust & Allergen Magnet: Blinds trap dust, strings tangle, and fabric tints fade, demanding constant commercial deep cleaning. |
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