This photograph is an example of a family room of 3.80m to 4.20m in width x depth. It has a High Definition projector New PANASONIC AE2000 1500 lumens Full HD (1920x1080p). The screen is 2.40m wide x 1.35m high, stretched over a frame fixed.

The sound equipment is a model Receiver Onkyo TX-SR605 7.1 channel with 90 watts per channel, with speakers Onkyo SKS-HT240.

The DVD player is a Sony NS-975 with video output component and progressive scan, Satellite Receiver and VCR.

This photograph is an example of a family room, It has a High Definition projector PANASONIC A700 1000 lumens WXGA (1280x720). The screen is 2.13m wide x 1.19m high, electric. The sound equipment is an Onkyo 5.1 channel Receiver. The DVD player is from LG with component video and progressive scan, Satellite Receiver and VCR.

 

This is another example of a film at home, a family room of 6.00m to 4.50m in width x depth. PANASONIC AE300 projector has a 800 lumens WVGA and the screen is 3.05m wide x 1.71m high. Panasonic DVD S35 with video output component and progressive scan.

This is another example of Photography Film at home, in a room devoted to background 3.90m x 5.50m wide. Epson TW100 projector has a 700 lumens WXGA and the screen is 2.00m wide x 1.12m high. If the computer just to use for home theater, you are advised to purchase native aspect ratio 16:9. Wide Screen designed for home theater.

This is the examples of home theater, where the light conditions required a projector 2000 lumens with 4:3 projectors were used.

If your equipment will be used both for home theater and presentations, it is recommended for purchasing a projector that meets their needs for brightness and resolution, and typically it will take you to buy a traditional projector, which are usually higher lumen.  Definitely a projector to make a Home Theater with good definition and with the format of film, cost more than a conventional.