Transparent EMI shielding films (Electromagnetic Interference) are crucial for protecting your electronic equipment from electromagnetic interference, which often causes disruptions. Selecting the product that perfectly meets your technical needs is essential, though it can be challenging. If you have specific requirements or questions, this article may assist you. We’ve gathered answers to the most frequently asked questions from our clients.

A Brief Reminder: What is EMI Shielding and How Does Transparent EMI Shielding Film Work?

EMI (Electromagnetic Interference) shielding protects electronic equipment from electromagnetic interference (EMI), preventing it from emitting interference that could disrupt other devices. The purpose is to block or attenuate unwanted electromagnetic fields, ensuring devices operate without interfering with others. Transparent EMI shielding films perform this task, featuring a microscopic metallic mesh that provides high transparency with effective shielding.

Transparent EMI Shielding Film: The FAQ

Can Transparent EMI Glass Be Used to Shield a Screen?

Yes, it is possible to use glass to shield screens from electromagnetic interference (EMI), useful for protecting devices while maintaining surface transparency.
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What Level of Shielding Can I Achieve?

Compelma offers different solutions that vary in shielding levels depending on the film used, such as ITO films and copper micromesh films.

What is the Transparency Level of Transparent EMI Glass?

The transparency of Compelma’s EMI shielding glass remains above 75%, reaching up to 90% on the visible spectrum.
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Do Transparent EMI Shielding Films Affect Image Quality?

No, these films are designed to block interference without altering image quality or information transmission.

What Are the Dimensions of the Offered Glass Panels?

The glass panel dimensions offered by Compelma are fully customizable to adapt to various applications and needs.

How is Grounding Handled in Electromagnetic Compatibility?

Grounding involves connecting the shielding of a device to an electrical ground to eliminate electromagnetic interference.

Are Transparent EMI Shielding Films Infrared Transparent?

Compelma’s films allow transmission of certain infrared types while blocking thermal infrared, depending on design and needs.

What Materials Can Be Used for a Transparent EMI Shielded Glass?

Glass or polycarbonate, paired with electromagnetic shielding films like ITO film or metallic mesh, can be used.

What Are the Maximum Widths of the Film Rolls?

Compelma’s film rolls can be up to 1,500 mm wide, with no length limitations.

How to Maintain the Shielded Glass to Ensure Its Effectiveness?

Maintain shielded glass with care, using mild, non-abrasive cleaning products to avoid damaging their film.

What Customization Options Are Available?

Compelma offers customization options including material, type of film, dimensions, and specific treatments.

How to Choose the Right Transparent EMI Shielding Film for My Application?

Selecting the right film depends on your needs for EMI protection and required transparency. Consider shielding level, transparency, usage conditions, and environmental resistance.

Are Transparent EMI Shielding Films Resistant to Outdoor Conditions?

Yes, certain films are designed to withstand conditions like humidity, heat, and UV rays.

What is the Cost of These Films?

Costs vary based on the shielding level required, with more performant films generally being more expensive. Contact Compelma’s sales team for a precise quote.