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Lightweight stands are not designed to support heavy books of music such as full-size fake books; while the fake book may stay open on the stand, the music stand may fall over. Folding stands consist of a rack for the music and a telescoping cylindrical column for supporting the rack, with screws or other fastening devices to secure the ...
Sheets, portable screens, or existing walls are used as a screen for the projected image. Power is obtained from generators or car batteries. These kind of cinemas are very popular in Greece during the summer. At its peak in the 1960s, the city of Athens hosted more than 600 outdoor cinemas. [4]
Switchable projection screens can be switched between opaque and clear. In the opaque state, projected image on the screen can be viewed from both sides. It is very good for advertising on store windows. Inflatable movie screen. Mobile screens usually use either a pull-down screen on a free stand, or pull up from a weighted base.
Inflatable screens are lightweight and highly portable compared to other structures used to support screens like a truss or scaffold. A 16-metre-wide (52 ft) screen usually fits on a single pallet. A truss or steel system takes up an entire truck. Inflatable screens reach sizes up to 560 square metres (6,000 sq ft).
A drive-in theater/theatre or drive-in cinema is a form of cinema structure consisting of a large outdoor movie screen, a projection booth, a concession stand, and a large parking area for automobiles. Within this enclosed area, customers can view movies from the privacy and comfort of their cars.
A more expensive home cinema set-up might include a Blu-ray disc player, home theater PC (HTPC) computer or digital media receiver streaming devices with a 10-foot user interface, a high-definition video projector and projection screen with over 100-inch (8.3 ft; 2.5 m) diagonal screen size (or a large flatscreen HDTV), and a several-hundred ...