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LOCA suppliers aim to match the refractive index of glass and clear plastic PMMA (refractive index approximately 1.5) used in displays to minimize loss. LOCA suppliers such as Momentive Materials and Henkel report an increased contrast of 400% in sunlight through the use of LOCA with anti-reflective glass, vastly improving the viewing ...
Plastic screen protectors cost less than glass and are thinner (around 0.1 mm (0.004 in) thick, compared to 0.3 to 0.5 mm (0.012 to 0.020 in) for glass) [2] and more flexible. At the same price, glass will resist scratches better than plastic, and feel more like the device's screen, though higher priced plastic protectors may be better than the ...
A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers to display information. Liquid crystals do not emit light directly [1] but instead use a backlight or reflector to produce images in color or monochrome. [2]
Window cleaning and window cleaners are the subject of songs, films and comment, often with comic intent. Examples include George Formby's comic song "The Window Cleaner", also known as "When I'm Cleaning Windows" is one of the best known. Films about window cleaners include The Window Cleaner (1968) [15] and Confessions of a Window Cleaner ...
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The Acer Liquid Z630 is a touchscreen smartphone developed and marketed by Acer Inc. It was announced in the September 2015 IFA exhibition in Berlin. Features
The shadow mask is installed to the screen using metal pieces [348] or a rail or frame [349] [350] [351] that is fused to the funnel or the screen glass respectively, [256] holding the shadow mask in tension to minimize warping (if the mask is flat, used in flat-screen CRT computer monitors) and allowing for higher image brightness and contrast.
Acer Liquid MT (or Liquid Metal) is a smartphone from Acer that runs the Android operating system. After some rumors the smartphone was officially unveiled in October 2010. [ 1 ] The smartphone runs Android 2.2 (Froyo) operating system and it is powered by an 800 MHz Qualcomm MSM7230 processor.