Cathode Ray Tubes
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Liquid Crystal Displays (LCDs)
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Advantages
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Fast repsonse (high resolution possible)
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Full color (large modulation depth of E-beam)
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Saturated and natural colors
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Inexpensive, matured technology
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Wide angle, high contrast and brightness
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Advantages
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Light weight (typ. 1/5 of CRT)
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Low power consumption (typ. 1/4 of CRT)
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Completely flat screen - no geometrical errors
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Crisp pictures - digital and uniform colors
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No electromagnetic emission
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Fully digital signal processing possible
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Large screens (>20 inch) on desktops
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Disadvantages
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Large and heavy (typ. 70x70 cm, 15 kg)
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High power consumption (typ. 140W)
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Harmful DC and AC electric and magnetic fields
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Flickering at 50-80 Hz (no memory effect)
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Geometrical errors at edges
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Disadvantages
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High price (presently 3x CRT)
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Poor viewing angle (typ. +/- 50 degrees)
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Low contrast and luminance (typ. 1:100)
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Low luminance (typ. 200 cd/m2)
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