It is a system for measuring multiple liquid crystal cells in parallel and continuously, and acquiring data.
Measurable Items - TV Measurement (Voltage-Brightness Measurement) - Vcom Optimal Value Search Measurement (Vcom Scan Measurement) - Light Flicker Measurement (FMA/JEITA) - Vcom Shift Measurement (Time-Optimal DC Voltage Measurement for Different Applied Voltages) - Brightness Shift Measurement (ΔTV Measurement) (Time-Brightness Measurement for Different Applied Voltages) - DC Brightness Relaxation Measurement (Time-Brightness Measurement After Rest) Smile Curve Measurement (Stress/Relaxation Vcom Scan)
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basic information
System Features - Parallel and continuous measurement of 5 x 4 rows of LCD cells is possible - Automatic exploration of the cross-Nicol angle of the polarizer is possible - Multiple measurement condition items can be registered as recipes General Specifications - Number of drive power supply channels: 5CH (automatic relay switching) - Number of sample holders: 5 x 4 rows = 20 - Color analyzer: Konica Minolta CA-410, 5 units - Drive power supply: AC (1–120Hz, duty cycle 50%) + DC - AC voltage: Vp-p ±16V (resolution 1mV) - DC voltage: ±3V (resolution 1mV) - LED surface-emitting white backlight, digital 256 gradations - Holder temperature control: up to 90°C (settable in 1°C increments, per row) - Measurement data output: CSV file - Various graph displays *Specifications can be modified to meet your requirements.
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Applications/Examples of results
Usage - Research and development of liquid crystal materials - Accelerated degradation testing of liquid crystal materials (heating, stress voltage) - Inspection and testing of liquid crystal materials Delivery Record The first system was delivered in February 2024.
Company information
Since our establishment in 1972, we have supported engineers and researchers involved in displays. We manufacture and sell various glass substrates and world-standard EHC cells both domestically and internationally, which are the core of our business. In recent years, there has been a growing demand for diverse metal deposition substrates and high-definition patterned glass substrates. As peripheral equipment, we provide custom small LCD panel assembly systems and wet process equipment, as well as dedicated systems for measuring and inspecting organic EL and organic solar cells, including simple jigs and more.
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