Experimental System for LC Electro-Optic Effect

This liquid crystal electro-optic effect experiment system is designed to study the electro-optic characteristics of liquid crystal materials and the operating principles of liquid crystal displays. It enables students to measure electro-optic parameters, analyze response characteristics, and investigate polarized light phenomena. The modular optical components can also be used for a variety of polarization and laser-related optics experiments. Physics Lab Experiments from Atico Exports.

Experiments :

• Measure the Electro-Optic Curve of the Liquid Crystal Sample and Determine Threshold Voltage, Saturation Voltage, Contrast, and Steepness.
• Measure the Electro-Optic Response Curve and Determine the Response Time of the Liquid Crystal Sample Using a Digital Storage Oscilloscope.
• Demonstrate the Operating Principle of a Twisted Nematic (TN-LCD) Liquid Crystal Display.
• Perform Polarization Experiments, Including Verification of Malus's Law.

Semiconductor Laser :

• Operating voltage: 3 V
• Output: 650 nm red laser

LCD Square Wave Voltage :

• 0–10 V (RMS), continuously adjustable
• Frequency: 500 Hz

Optical Power Meter :

• Dual measurement ranges: 0–200 μW and 0–2 mW
• Three-and-a-half digit LCD display

• Guide rail, slider, and turntable constructed from high-strength aluminum alloy for durability and lightweight operation.
• Stainless steel support structure provides excellent corrosion resistance.
• Precision turntable with fine adjustment for accurate alignment.
• Dovetail guide rail design ensures smooth movement, accurate positioning, and secure locking.
• Frame-mounted LCD sample provides stable positioning and an attractive appearance.
• Terminal-post power connection offers safe and convenient operation.
• Universal optical accessories compatible with polarization experiments and semiconductor laser measurements.
• Suitable for demonstrating liquid crystal display principles and electro-optic characteristics.