Transparent EMI/RFI-shielding foil

Series

Width of the visible area in mm.
Length of the visible area in mm
Specify the width of the busbar or the copper grounding contact in mm.

Transparent shielding foil with specialty of one side conductive meanwhile optical transmittance, is widely used for applications of EL panel, LCD EMI shielding, touch screen, flexible solar cell etc.

Transparent EMI/RFI-shielding foil 9900 series is a polyester film with a transparent conductive coating. The foil provides excellent electric and electromagnetic shielding of 40 -70 dB at 10 kHz to 300 Mhz and 25-40 dB from 300 MHz to 22 Ghz.

In addition to EMI/RFI/EMC shielding, it is also used for grounding and static discharge applications. Typical applications are transparent shielding panels for visual displays in instrumentation equipment, control panels and computers.

Due to its transparency, Transparent EMI/RFI-shielding foil 9900 series is the optimal choice for optical clarity.

For TEMPEST sites or radar/telecom protection, large dimensions are available.

Contact us if you have a drawing of a specific shape you require.


9900 - Transparent EMI/RFI-shielding foil shielding performance

Please note : These values are measured under laboratory conditions. Results may vary in other situations; please read our Guarantee.

Optional
  • Standard transparent EMI-shielding foil
  • Transparent EMI-shielding foil with silver busbar
  • Transparent EMI-shielding foil with copper edges for grounding

Applications
  • Shielding for windows/displays and resistive touchscreens.

Product properties
Part number 9900 5 Ohm 9900 50 Ohm
Total thickness (micron) 125 125
Maximal roll width (mm)  1220 1220
Electrical resistance (ohms/sq.) 5 50
Visible light transmission (%Tvis) 85 87.5
Haze (%) < 2.0% < 2.0% 
Coating adhesion (R/Ro) 1.0 1.0

Mounting

A connection can be made between the conductive side of the Transparent EMI/RFI-shielding foil 9900 series and a conductive mounting surface of the construction with Shielded tape 3201 or it can be clamp mounted with Ultra soft shield 7400.

Sheet styles
Sheet style #1STD Sheet style #2BAR Sheet style #3CAR
Standard transparent EMI-shielding foil.
No extra contact edge.
There is electrical conduction on the top side of the foil.
Transparent EMI-shielding foil with silver busbar. Transparent EMI-shielding foil with copper edges for grounding.
transparent shielding foin sheet styles transparent shielding foin sheet styles transparent shielding foin sheet styles

Micro Suction Silicone Adhesive

For easy manual application of the foil, we have developed a Micro Suction Silicone adhesive. This adhesive has a number of advantages that make the film easy to position. Our advise is to use standard adhesive only for laminating machines or very very experienced people. For all else use this Micro Suction Silicone Adhesive.


Benefits
  • Reusable / Repositionable
  • Never attach permanently
  • Easily applied by hand, less bubbling

Please note: The top layer can be affected by acid, for example from the human skin. To protect the conductive layer, you can apply a transparent film or use the non-conductive side on top. Transparent protective foil containing Micro Absorbent Silicone adhesive has a thickness of 370 microns / 0.37 mm.

Looking for the highest optical quality in transparent EMI shielding? Discover our Transparent EMI shielding copper grid PET film

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