A report on Movie projector and Video projector

35 mm movie projector in operation
Projected image from a video projector in a home cinema.
Simulation of a spinning zoopraxiscope
A Zenith Electronics 1200 CRT Projector based home theater, ca. 2006.
An early projector and seats from a movie theater
1910's 35mm hand-cranked tinplate toy movie projector manufactured by Leonhard Müller in Nuremberg, Germany.
35 mm Kinoton FP30ST movie projector, with parts labeled. (Click thumbnail for larger text.)
Mechanical sequence when image is shown twice and then advanced. 
Outer sprockets rotate continuously while the frame advance sprockets are controlled by the mechanism shown – a Geneva drive.
Imaging lens Diastar of an Askania 35 mm movie projector (focal length: 400 mm)
Christie AW3 platter, BIG SKY Industries console, and Century SA projector
nonrewind in Royal – Malmö, Sweden
A diagram of the VistaVision format
A photo of a 35 mm film print featuring all four audio formats (or "quad track")- from left to right: SDDS (blue area to the left of the sprocket holes), Dolby Digital (grey area between the sprocket holes labelled with the Dolby "Double-D" logo in the middle), analog optical sound (the two white lines to the right of the sprocket holes), and the Datasat time code (the dashed line to the far right.)
Simulated wide screen image with 1.96 to 1 ratio as it would be seen in a camera viewfinder or on a theater screen
Simulated anamorphed image with 1.33 to 1 ratio (4:3) as it would appear on a frame of film

Modern movie projectors are specially built video projectors.

- Movie projector

Video projectors are used for many applications such as conference room presentations, classroom training, home cinema, movie theaters and concerts, having mostly replaced overhead, slide and conventional film projectors.

- Video projector
35 mm movie projector in operation

1 related topic with Alpha

Overall

Projection screen in a movie theater

Projection screen

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Installation consisting of a surface and a support structure used for displaying a projected image for the view of an audience.

Installation consisting of a surface and a support structure used for displaying a projected image for the view of an audience.

Projection screen in a movie theater
Home theater projection screen displaying a high-definition television image
An overhead projector projecting onto a pull-down screen
Inflatable movie screen

Different markets exist for screens targeted for use with digital projectors, movie projectors, overhead projectors and slide projectors, although the basic idea for each of them is very much the same: front projection screens work on diffusely reflecting the light projected on to them, whereas back-projection screens work by diffusely transmitting the light through them.