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2. 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 ...

3. High-intensity discharge lamp - Wikipedia

   en.wikipedia.org/wiki/High-intensity_discharge_lamp

   15 kW xenon short-arc lamp used in IMAX projectors. High-intensity discharge lamps (HID lamps) are a type of electrical gas-discharge lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina arc tube. [1]

4. DM2A4 - Wikipedia

   en.wikipedia.org/wiki/DM2A4

   DM2A4 Seehecht (export designation "SeaHake mod 4" [3]) is the latest heavyweight torpedo developed by Atlas Elektronik for the German Navy, as a further update of DM2 (Deutsches Modell 2) torpedo which was released in 1976.

5. List of CRT video projectors - Wikipedia

   en.wikipedia.org/wiki/List_of_CRT_video_projectors

   Two projectors mounted in a special pedestal allowing twice the brightness. One projector can converge on green. ... peak white 300 lumens, all white:260 lumens: VPH ...

6. Luminous efficacy - Wikipedia

   en.wikipedia.org/wiki/Luminous_efficacy

   Luminous efficacy can be normalized by the maximum possible luminous efficacy to a dimensionless quantity called luminous efficiency.The distinction between efficacy and efficiency is not always carefully maintained in published sources, so it is not uncommon to see "efficiencies" expressed in lumens per watt, or "efficacies" expressed as a percentage.

7. LCD projector - Wikipedia

   en.wikipedia.org/wiki/LCD_projector

   Throw Ratio – article on projector throw and display size ratios. DLP vs LCD projectors guide – how do LCD and DLP projectors work and what are their advantages and disadvantages; LCD projectors vs DLP projectors – easy guide on LCD and DLP technology in projectors and how they compare

8. Orders of magnitude (illuminance) - Wikipedia

   en.wikipedia.org/wiki/Orders_of_magnitude...

   To help compare different orders of magnitude, the following list describes various source in lux, which is a lumen per square metre. Factor Multiple Value Item 0 ...

9. 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.