File:InFocus LP425z Single Chip DLP - DMD Light Path.jpg
Original file (3,648 × 2,736 pixels, file size: 2.36 MB, MIME type: image/jpeg)
Captions
Summary[edit]
DescriptionInFocus LP425z Single Chip DLP - DMD Light Path.jpg |
English: Internal components of an old 1998 InFocus LP425z single-chip DLP projector, with a 4-segment color wheel. Interior view of a single-chip DLP projector, showing the light path. Light from the lamp enters a reverse-fisheye, passes through the spinning color wheel, crosses underneath the main lens, reflects off a front-surfaced mirror, and is spread onto the DMD (red arrows). From there, light either enters the lens (yellow) or is reflected off the top cover down into a light-sink (blue arrows) to absorb unneeded light. |
Source | Own work |
Author | DMahalko, Dale Mahalko, Gilman, WI, USA -- Email: dmahalko@gmail.com |
See Also[edit]
- File:InFocus LP425z Single Chip DLP - internal components.JPG
- File:InFocus LP425z Single Chip DLP - 4-segment color wheel - Green Blue.JPG
- File:InFocus LP425z Single Chip DLP - 4-segment color wheel - Red Gray.JPG
- File:InFocus LP425z Single Chip DLP - top shroud with lightsink diffuser plate.JPG
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 02:26, 28 May 2009 | 3,648 × 2,736 (2.36 MB) | DMahalko (talk | contribs) | {{Information |Description={{en|1=Internal components of an old 1998 InFocus LP425z single-chip DLP projector, with a 4-segment color wheel.}} |Source=Own work by uploader |Author=DMahalko |Date= |Permission= |other_versions= }} <!--{{I |
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Metadata
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Camera manufacturer | Canon |
---|---|
Camera model | Canon PowerShot A640 |
Exposure time | 1/10 sec (0.1) |
F-number | f/2.8 |
Date and time of data generation | 20:44, 27 May 2009 |
Lens focal length | 7.3 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Adobe Photoshop Elements 5.0 Windows |
File change date and time | 21:10, 27 May 2009 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 20:44, 27 May 2009 |
Image compression mode | 5 |
APEX shutter speed | 3.3125 |
APEX aperture | 2.96875 |
APEX exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Color space | sRGB |
Focal plane X resolution | 12,710.801393728 |
Focal plane Y resolution | 12,725.581395349 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |