A video projector is a computer display that projects an enlarged video on a movie display screen
- Some of its features:
- Resolution is the wide variety of pixels used to create an image.
- Brightness is the amount of light your eyes understand from the projected photograph.
- Contrast is the difference among the brighter and darker quantities of the projected photo.
- Aspect ratio is the geometry of the projected photograph.
- When you select a ratio, keep in mind the type of video you will need to display. Though you can project video with a bigger aspect ratio on a projector with a smaller component ratio, you will lose viewing best because the smaller projector either shrinks or cuts off a part of the photo. The following are some common ratios for computer displays and recorded video:
- 4:3 or 1.33 -- widespread length for lots current and most past TV suggests
- 16:9 or 1.78 -- widescreen, including widescreen computer video display units, some contemporary TV indicates and streaming movies, and plenty of older movies
- 40 -- present day films coming out on DVD and Blu-ray