Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

SPECIFICATIONSPECIFICATION

Product NameProduct Name : MIRAENANO TECH. Optical Film : MIRAENANO TECH. Optical Film ModelModel : UTE II - 7: UTE II - 7

Drawn by Checked by Approval by

MIRAENANOTECH CO., LTD.

Edition No. Contents Date

01 Established 2005.09.05

02Modified reliability of

environment items2006.03.03

Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

1. Scope

This specification covers the quality requirements for MIRAENANOTECH Utility

Film ( UTE II-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

Lens Pitch ( )Acryl Resin Layer

Total Thickness ( )

Polyester Film Layer

PatternHeight

( )

PET Thickness

( )

Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

4.3 Characteristics

Item Unit Value Test Method

General

Total Thickness

Density

g/

225 ± 10

1.28 ± 0.05

ASTM D 1005

ASTM D 1505

Optical

Transmittance

Haze

% (B F)

% (B F)

55 ~ 59

82 ~ 86

ASTM D 1003

ASTM D 1003

Mechanical

Tensile Strength

Elongation

(MD/TD) MPa

(MD/TD) %

167 / 209

140 / 87

ASTM D 882

ASTM D 882

Electrical

Surface Resistivity (Pattern layer)

Ω/ ㅁ 1*1013 ASTM D 257(23°C*50% RH)

Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

5. Definition of the terms 5-1. Structure terms - Lens Pitch : The distance of Micro Lens diameter

- Pattern Height : Height of Micro Lens Pattern

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.

Db

a

D=(a+b)/2 - 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

Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

No. Items Conditions

1 High temp. 85 , 500 Hrs

2 Low temp. -30 , 500Hrs

3 High temp.& humidity 60 , 95% RH, 500Hrs

4 Thermal shock (-20 x 1Hr ↔ 70 x 1Hr ) x 250times

5 Vibration test 10~300Hz x 1.5G 2 hr

(10 min Cyc ± XYZ direction)

6 UV test UV light 100 pass.

6. Circumstance reliability

6-1. Test condition

6-2. Test Items

7. Product warranty This Product should satisfy items below.

Item Conditions

External featureno serious change compared with the beginning

state, with the naked eye.

Brightness change Maintain more than 80% of initial capacity

Color change Chrominance about the initial value: E < 4

Items Standard requirements

Thickness Follow each model’s specification

Appearance

For the using, there should be no defects

obstructing the product’s function. Detailed

description is written in the attached external

inspection standard requirements.

Shape Follow the obtained plan

Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

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.

Specification of UTE II-7Specification of UTE II-7MIRAENANO TECH. Co., LTD.

- Responsibility of immovable object : MNtech- Responsibility of movable object : BLU Maker

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.

Itemsphenomenon

Monitor standard TV standard

White spot D ＞ 0.3 D ＞ 0.4

foreign D ＞ 0.3 D ＞ 0.4

Side White Spot

D ＞ 0.5 D ＞ 0.5

thrumL = 2 mm ≥ ,

W = 0.05 mm ≥ faulty

L = 2 mm ≥ ,

W = 0.05 mm ≥ faulty

Stain Seen faulty on a LCD panel Seen faulty on LCD panel