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2. The best outdoor projectors in 2024 - AOL

   www.aol.com/news/best-outdoor-projectors-2024...

   Optoma’s Billy Harrison notes that some outdoor projectors are capable of 3,000 lumens, adding that “The higher the brightness, the better the experience in outdoor environments due to light ...

3. Mercury-vapor lamp - Wikipedia

   en.wikipedia.org/wiki/Mercury-vapor_lamp

   There is also an increase in red color (e.g., due to the continuous radiation) in ultra-high-pressure mercury-vapor lamps (usually greater than 200 atm.), which has found application in modern media projectors. When outside, coated or color corrected lamps can usually be identified by a blue "halo" around the light being given off.

4. High-intensity discharge lamp - Wikipedia

   en.wikipedia.org/wiki/High-intensity_discharge_lamp

   High-intensity discharge lamps are a type of arc lamp. Brand new high-intensity discharge lamps make more visible light per unit of electric power consumed than fluorescent and incandescent lamps, since a greater proportion of their radiation is visible light in contrast to infrared. However, the lumen output of HID lighting can deteriorate by ...

5. Video projector - Wikipedia

   en.wikipedia.org/wiki/Video_projector

   A projector in a standard form factor: The PG-D2870 projector from Sharp, which uses Digital Light Processing technology An image from a video projector in a home cinema. A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system.

6. List of Panasonic video projectors - Wikipedia

   en.wikipedia.org/wiki/List_of_Panasonic_video...

   Lumens (ANSI) Contrast Light Source Display Method Inputs Notes PT-AE100 February 2002 858x484 16:9 200 in (508cm) 700 500:1 120W UHM Bulb 3LCD: Composite, S-Video, Component PT-AE200 February 2003 858x484 16:9 200 in (508cm) 700 700:1 120W UHM Bulb 3LCD: Composite, S-Video, Component, SCART PT-AE300 January 2003 960x540 16:9 200 in (508cm) 800 ...

7. LCD projector - Wikipedia

   en.wikipedia.org/wiki/LCD_projector

   A projector's throw ratio is used when installing projectors to control the size of the projected display. [1] For example, if the throw ratio is 2:1 and the projector is fourteen feet away from the screen, then the display width will be seven feet.