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3M Touch Systems

3M MicroTouch™ ClearTek™ II Touch System

The Global Standard in Surface Capacitive Touch Technology.


MicroTouch™ ClearTek™ II Touch System

3M MicroTouch™ ClearTek™ II touch sensors offer a high-endurance solution that is unaffected by on-screen contaminants such as chemicals, grease, dirt, and water. This makes it ideal for touch applications where exceptional performance, vibrant optics and environmental robustness is required, 24-hours a day, 7 days a week.

  • Fast, accurate and reliable touch response
  • 3M-proprietary hard coat provides premium surface wear resistance for heavy-use applications
  • Operation is unaffected by on-screen contaminants
  • Resilient top coat creates a scratch-resistant, easy-glide surface
  • Excellent light transmission of 91.5% provides vibrant optical characteristics with optimal anti-glare properties
  • Solder less, low-profile design and robust tail simplifies integrations and improves sealability.

Performance

  • Input Method: Finger input
  • Accuracy*: Reported touch coordinates are within 1.0% of true position (based on the diagonal dimension of the screen) within the precision area when linearized and used with MicroTouch™ EX II Series Touch Controllers
  • Resolution: Touch screen resolution defaults to settings in the electronics and software, generally 1024 x 1024, but capable of 16K x16K when used with EX II electronics
  • Linearization: Factory linearization values are stored in the attached controller, represented in a 2D bar code, or in the touch screen NOVRAM when present


Optics

  • Light Transmission**: 91.5% light transmission (±1.5%)
  • Surface Finish: ClearTek II hard coat with optimal anti-glare properties. Scratch resistant top coat provides smooth, easy glide touch surface


Mechanical

  • Minimum Contact Requirement: 5.4 ms for finger input with EX II series controller
  • Glass Thickness: 3.18mm (±0.25mm) typical. (Glass only, not including flexible tail connection; reference touch screen drawing for details.)
  • Display Size Supported: 6.4" to 32" diagonal (4.3, 16:9, 16:10)
  • Surface Scratch Hardness: A Mohs pick with a hardness rating of 7 or higher is required to induce a scratch which will cause a functional failure. Functionality unaffected by severe abrasion per MIL-C-675-C, exceeding number of specified cycles. Functionality unaffected by 10,500 grams of force per Balance Beam Scrape Adhesion Mar Tester with loop stylus
  • NEMA Rating: NEMA sealable
  • Gasketing: Complete water-resistant seal obtainable with polyethylene gasket. Please consult ClearTek™ II integration guide for further details
  • Mounting: Please consult MicroTouch™ ClearTek™ II Integration Guide for specific mounting instructions.
  • Cleaning: Water, isopropyl alcohol, or similar non-abrasive cleaners


Reliability

  • Surface Obstructions: Touch screens operation withstands surface contaminants such as, dirt, dust and grease
  • Chemical Resistance: ClearTek™ II is highly resistant to a variety of solvents, acids, and household chemicals in accordance with ASTM-D-1308-02e1 and ASTM-F-1598-95 (reapproved 2002)
  • Liquid Resistance: Liquids on screen do not impede touch screen performance
  • Operating Temperature: -40° C to 70° C for the touch screen
  • Storage Temperature: Always store the touch screen in its original shipping container between -50°C and 85°C (up to 90% RH from 0° C to + 35° C). Never store touch screens in an environment where condensation may form
  • Humidity: Up to 90% RH from 0° C to +35° C, non-condensing

Command Strips for Touch Sensors can save display integrators and OEM’s time and money with a quick removal and easy integration solution for their touch displays.

Once a touch sensor is mounted with Command Strips for Touch Sensors it takes only seconds to remove a damaged touch sensor or separate the working sensor from the damaged LCD display, and then only minutes to remount it.


 

Features

Pressure-sensitive Adhesive Strips
  • Wide temperature range -40°C to 70°C provides excellent holding strength in both operating and storage environments
  • Water-resistant adhesive allows use in hot, wet and humid environments
  • High-adhesion characteristics enables secure touch sensor-to-display bond over time
Command Stretch Release Technology
  • Easy pull tabs enable easy and quick removal of adhesive strips for more efficient touch sensor maintenance
  • Easy-to-remove strips don't leave an adhesive residue that can be difficult to clean up
Peel and Stick Application
  • Peelable strip liners allow for easy positioning and effective touch sensor integration
  • Liners allow for easy handling of adhesive strips to speed integrations and minimize waste
Foam-backing
  • Adhesive-backed foam allows for secure bonding to smooth or semi-rough surfaces


Part Number

Part Number Description
98-0003-3222-5 Command Strips for Touch Sensors (800 strips)



Where to Buy

JCM Global
Suzu-Happ



Reference Materials

Command™ Strips for Touch Sensors Product Sheet (PDF 176 KB)