1. Scope :

    This specification covers the quality requirements for optical sheet.

 2. Function

    Decreasing viewing angle in Left/Right Side(2way) and 4way .

 3. Special Features.

     3-1. A good heat stability

     3-2. A friendly environment.

 4. Material Composition.

   (1) Base Layer : Polyester Film Layer

   (2) Pattern Layer

         - Flood Zone : Acryl Resin Layer

         - Extinction Zone : Black Material Layer

  (3)Adhesive Layer : Si-PSA & PSA( Pressure Sensitive Adhesive)

  (4)Surface: AG Layer(Anti-Glare  Layer), HC(Hard coating/Anti-scratch/clear) x-layer.

                     One side AG x-layer and the other HC x-layer: Non-adhesive type.

  (5) Protection Layer : Release Film (Si-PSA) & Protection Film (AG Film)

 5. Structure of product.

    5-1. Structure

           The pattern of a transparent trapezoid composed of acryl resin and a dark trapezoid filled with

           a black material is  formed one side of the polyester film. PSA is laminated on the other side.  

           But non-adhesive type has no PSA.             

   5-2. Cross-sectional structure (Typical)

 6. Dimension(Sheet):

  (1)2way:

   *Adhesive type: 500mm x 500mm , 500mm x 700mm

   *Non-adhesive type: 750mm x 880mm

  (2)4way(adhesive type): 500mm x 500mm

   (For Laptop and Desktop: Any size acceptable)

 For more information or if you want the privacy filter cut to apply for notebook or phone designs, please do contact us.