MACLIGHT DISPLAY CO., LIMITED Customer No.: Spec Version: Issued Date: Customer approval: ※Please pay more attention for the “inspection standard”, we assume you already agree this standard when place an order with us. ※The specification of “TBD” should refer to the measured value of sample . Maclight Display Co. Ltd www. szmaclight.com Ema

MACLIGHT DISPLAY CO., LIMITED Documents Revision History: Rivision Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED 1. General Description  The MLT021Q20-2 model is a round Color TFT LCD supplied by Maclight Display Co Ltd.  This main Module has a 2.1 inch active display area with 320(RGB)X320 resolution. Each pixel is divided into Red, Green and Blue sub-pixels and dots, which are arranged in vertical stripes.  The MLT021Q20-1 has been designed to apply the M I P I interface method that enables low power, high speed, and high contrast. 2. Mechanical Specification ITEM Standard Value Display Mode Normally White, Transmissive LCD 57.18(W)*61.97(H)*2.34(T) 320(RGB)X 320 Φ 53.38(Diameter)...

MACLIGHT DISPLAY CO., LIMITED *2) T emp.>60℃, Absolute humidity shall be less than 90%RH at 60℃ *3) T emp.≤60℃, 90%RH MAX. *4) The recommended operating conditions refer to a range in which operation of this product is guaranteed. Should this range is exceeded, the operation cannot be guaranteed even if the values may be without the absolute maximum ratings. Accordingly, please make sure that the module is used within this range. And these current values are measured under the condition that all devices are stopped, each component is stable and logic signal is input. Electrical Specification...

MACLIGHT DISPLAY CO., LIMITED 4. Optical Specification Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED Item Response Time Contrast Ratio Viewing Angle Electro-optical characteristics test method: Maclight Display Co. Ltd www. szmaclight.com Ema

MACLIGHT DISPLAY CO., LIMITED Definition of contrast ratio “White state “:The state is that the LCD should driven by Vwhite. “Black state”: The state is that the LCD should driven by Vblack. Vwhite: T be determined o Vblack: T be determined. o Definition of Response Time: The response time is defined as the LCD optical switching time interval between “White” state and “Black” state. Rise time (TON) is the time between photo detector output intensity changed from 90% to 10%. And fall time (TOFF) is the time between photo detector output intensity changed from10% to 90%. Maclight Display Co. Ltd...

MACLIGHT DISPLAY CO., LIMITED Definition of color chromaticity (CIE1931) Color coordinates measured at center point of LCD Definition of Luminance Uniformity Active area is divided into 9 measuring areas (Refer Fig. 2). Every measuring point is placed at the center of each measuring area. Luminance Uniformity(U) = Lmin/ Lmax L-------Active area length W----- Active area width Lmax: The measured maximum luminance of all measurement position. Lmin: The measured minimum luminance of all measurement position Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED 5. Mechanical Diagram 特殊工艺： 机壳推荐开窗

MACLIGHT DISPLAY CO., LIMITED 6. Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED 7. Timing Characteristics 7.1 High-speed data-clock timing Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED 7.2 Data-clocl=k Timing Specifications Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED 7.3 HS Burst Timing Configuration Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED Maclight Display Co. Ltd www. szmaclight.com Email: [email protected]

MACLIGHT DISPLAY CO., LIMITED 8. Inspection Standard A. Sampling Method Unless otherwise agreed upon in writing, the sampling inspection shall be applied to theCustomer’s incoming inspection. 1) Lot size: Quantity per shipment lot 2) Sampling type: Normal inspection , single sampling 3) Inspection level: Ⅱ 4) Sampling table: MIL-STD-105D 5) Acceptable Quality Level(AQL): Major=0.65Minor=1.5 B. Inspection Method 1) Ambient Condition: a. T emperature: Room temperature 25±5℃ b. Illumination: Single fluorescent lamp non-directive(300 to 700 Lux) 2) Viewing distance The distance between the LCD and...

MACLIGHT DISPLAY CO., LIMITED Short circuit Missing segment Excess power consumption No backligt, flickering 2 Missing compement Outline Dimension out of drawing tolerance 2) Cosmetic defect A. Definition of inspection range For dot defect of TFT LCD which is not smaller than 3 inches, dividing three areas to make a judgment (according to figure 1). Active A area : center of viewing area B area : periphery of viewing area C area : Outside viewing area Figure 1 For other defects, dividing two areas to make a judgment (according figure 2). A zone : Inside Viewing area B zone : Outside Viewing area...

MACLIGHT DISPLAY CO., LIMITED A Black spot, White spot, Bright Spot, 1 Φ=(a+b)/2 Particle, Particle in or on glass, Scratch on glass Pinhole, Foreign 3 Total defective point(B,C) Black line, White line, and Particle Between

MACLIGHT DISPLAY CO., LIMITED Polarizer defect (if Polarizer is used) Scratch ,damage on polarizer, Particle on polarizer or between polarizer and glass. Bubble, dent and convex Refer to item 1 and item 2. Stage surplus glass b b≦0.3mm Surplus 7 Surrounding surplus glass Should not influence outline dimension and assembling. Contrast ratio uneven According to the limit specimen According to the limit specimen Black /White spot(display) Black /White line(display) Judgment standard Inspection items Acceptable number ①The front of lead terminals defect crack Crack at two sides of lead terminals...