LCD vs LED | What is LCD? How LCD Works? Features of LCD, Uses of LCD, and Difference Between LCD and LED — all explained in this complete tutorial. This video covers everything you need to know about LCD technology, including its working principle, key features, applications, and how it compares with LED displays. If you are a student, technician, or electronics enthusiast, this video will help you understand LCD in a clear and simple way.
In this detailed explanation, you will first learn What is LCD (Liquid Crystal Display) — how it uses liquid crystals, backlight, and color filters to produce images. The video also explains the internal structure of an LCD panel, including polarizers, electrodes, and liquid crystal layers.
Next, you will understand How LCD works, including the role of the backlight, how pixels are controlled, and how images form through modulation of light. The explanation focuses on TN, IPS, and VA types of LCD panels as well.
We also discuss the Features of LCD, such as low power consumption, sharp image quality, lightweight design, thin construction, and suitability for both small and large display devices. LCDs are widely used because they provide clear visuals, long lifespan, and compatibility with modern electronics.
Then we highlight the Uses of LCD, covering applications such as TVs, monitors, smartphones, digital watches, calculators, automotive dashboards, medical devices, and industrial equipment. LCD technology is one of the most common display technologies used in everyday life.
Finally, the video explains the Difference between LCD and LED, including power consumption, brightness levels, backlighting technology, picture quality, contrast ratio, and display thickness. LED is actually a type of LCD that uses LED backlights instead of fluorescent lamps — a point many beginners misunderstand. The comparison helps viewers choose the right display for their needs.
This video is helpful for engineering students, diploma students, school learners, and anyone wanting to understand display technology in simple terms. Watch the full video to master LCD technology!
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