SPECIFICATION Product Name : MIRAENANO TECH. Optical Film Model : UTE I-7 MIRAENANOTECH CO., LTD.
Lens Pitch (㎛) Acryl Resin Layer Pattern Height (㎛) Total Thickness (㎛) Polyester Film Layer PET Thickness (㎛) 1. Scope This specification covers the quality requirements for MIRAENANOTECH Utility Film ( UTE I-7 ) 2. Function UTE I has both functions of increasing brightness and diffusing light on the Back Light Unit of Liquid crystal displays. 3. Construction Base Layer : Polyester Film Layer Pattern Layer : Acryl Resin Layer 4. Structure 4-1. Product structure Micro Lens Array Patterns of acrylic resin are formed randomly on one side of polyester film. 4-2. Section structure
a D b D=(a+b)/2 5. Definition of the terms 5-1. Structure terms - Lens Pitch : The distance of Micro Lens diameter - Pattern Height : Height of Micro LensPattern 5-2. Property terms - brightness rising rate: the rate of rising brightness with the use of sheet 5-3. Defect terms - defects: Foreign objects or deformation affecting product quality or properties, which exist in the product or on the surface. However, things that are not affecting product quality and can be easily removed with light air blow are not included, e.g., very small amount of dust on the surface. - black spot : An opaque spot which has chromatic color or different-color spot. Spot average diameter is D. - white spot : A white or translucent spot. Spot average diameter is D. - Scratch : be scratched on the sheet surface - Stain : Stains such as fingerprints - Coating drop : dropped coating part by foreign object - Foreign object : defect on the sheet surface by foreign object
6. Circumstance reliability 6-1. Test condition 6-2. Test Items 7. Product warranty This Product should satisfy items below.
8.Safety Policy We do not use hazardous materials as follows, 8-1. PBBs : Poly brominated bi-phenyls 8-2. PBBEs : Poly brominated bi-phenyls ether 8-3. Chrominum VI (Cr +6) 8-4. Cadmium (Cd) 8-5. Mercury (Hg) 8-6. Lead (Pb) 9. Warranty Policy If any trouble or defect in workmanship which the company is regarded liable for occurs, we agree to repair or replace the defective one without charge for six months from the date of supplies. 10. Notification of changes 10-1. In case of the situation that needs to change manufacture process, raw material, and specification, both sides should contact each other and come to an agreement beforehand. 10-2. Exchange the modified specification by mutual consent. 10-3. Deal with inventory of products manufactured before changes in the plan by mutual consent. 11. Storing 11-1. Avoid direct sunlight. Storing temperature: 10℃~30℃, 60%RH 11-2. Keep on a level floor, and avoid dropping or shocks. 11-3. When load the products, handing carefully. 12. Issuer: MIRAENANOTECH CO., LTD.
Attachment #1 Appearance Inspection -Excluding ‘Bad treatment’ from the item. -Standard of inspection : Even though defects are shown on the sheet by naked eyes, some of defects won’t be shown and effected on the BLU Assembly & LCD Panel . Therefore, need to inspect the screen after covering the panel. - Responsibility of immovable object : MNtech - Responsibility of movable object : BLU Maker