Wednesday, March 21, 2018


ISG PolyVision

Polyvision™ Privacy Glass was created and developed by Polytronix, Inc., from Richardson Texas, USA. As a leading brand in switchable glass, which also known as “smart glass,” Polytronix, Inc. has more than 20 years of experience in research and development for the Polyvision™ Privacy Glass, and celebrated much success in applying thousands of projects in more than 68 countries over the years. Through Polyvision™ Privacy Glass, you will see things in a whole new light!  At the flick of a switch, Polyvision™ products become transparent from a dormant, opaque-white state. Polyvision™ Glass, provides creative design solutions for architects and other innovative users.

Polyvision™ products are available in custom sizes and shapes to match your creative designs.


  • GLASS COLOR: Clear, bronze, gray, green tint, pink, blue,... etc.
  • GLASS TYPE : Annealed, Low-Iron Glass, Heat / Chemical Strengthened, Tempered (All laminated), Insulating Glass
  • THICKNESS : 7.5mm(3+3mm) to 39.5mm(19+19mm)
  • SIZE : Up to 1,820 mm x 3,500 mm
  • SHAPE: Any shape, including holes anywhere.
  • ENVIRONMENTAL :  Storage -20oC to 70oC (-4 oF to 158 oF) Operation -10oC to 70oC (-14 oF to 140 oF)
  • ELECTRICAL : Driving voltage 65 ± 5 volts A.C. Current less than 20 mA/ft2 Power less than 1 watt/ft2 SWITCHING TIME : Approx. 100 milliseconds at room temperature
  • OPTICAL :  Transmission approx. 75%  View angle approx. 150o Scattering effectiveness approx. 1 inch
  • LIFE : Greater than 10 years (indoors) Claim is supported by manufacturer’s testing data


  • Largest size in the WORLD, up to 1,820mm x 3,500mm.
  • Lowest voltage, down to 24VAC, 48VAC, normal type is 65VAC.
  • Best Privacy performance, scattering effectiveness approx. 1 inch.
  • Best projecting performance, maintaining a clear, sharp image.
  • Best clear condition, VLT is up to 75% (±3%).
  • Longest experience (20 years , since 1991) and thousands of projects worldwide.

Click to enlarge