File:Diffraction from mobile phone.jpg
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Original file (2,816 × 2,112 pixels, file size: 922 KB, MIME type: image/jpeg)
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Summary
| DescriptionDiffraction from mobile phone.jpg |
English: Diffraction pattern of a household spotlight over a smart phone (HTC M8). The phone has a RGB sub-pixel layout in the horizontal direction, leading to a bright interference in the third pattern from the main reflection in the horizontal direction. The phone has a glassy screen protector, which does not affect the diffraction pattern noticeably. This illustrates that as long as light source is narrow and bright enough, we can see the diffraction pattern. For measurements it is better to have a monochromatic light source. |
| Date | |
| Source | Own work |
| Author | Isaacto |
Licensing
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Items portrayed in this file
depicts
some value
4 February 2017
944,338 byte
2,112 pixel
2,816 pixel
image/jpeg
60adb52ed54de4f0b47a7c4f494b296c387bc4e4
2 second
100
18.189 millimetre
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:18, 4 February 2017 | No thumbnail | 2,816 × 2,112 (922 KB) | wikimediacommons>Isaacto | Cross-wiki upload from en.wikipedia.org |
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| Camera manufacturer | Canon |
|---|---|
| Camera model | Canon PowerShot S90 |
| Exposure time | 2/1 sec (2) |
| F-number | f/5 |
| ISO speed rating | 100 |
| Date and time of data generation | 11:35, 4 February 2017 |
| Lens focal length | 18.189 mm |
| Orientation | Normal |
| Horizontal resolution | 180 dpi |
| Vertical resolution | 180 dpi |
| File change date and time | 11:35, 4 February 2017 |
| Y and C positioning | Co-sited |
| Exif version | 2.21 |
| Date and time of digitizing | 11:35, 4 February 2017 |
| Meaning of each component |
|
| Image compression mode | 3 |
| Shutter speed | −1 |
| APEX aperture | 4.65625 |
| Exposure bias | 0 |
| Maximum land aperture | 4.34375 APEX (f/4.51) |
| Metering mode | Pattern |
| Flash | Flash did not fire, compulsory flash suppression |
| Supported Flashpix version | 1 |
| Color space | sRGB |
| Focal plane X resolution | 9,643.8356164384 |
| Focal plane Y resolution | 9,643.8356164384 |
| Focal plane resolution unit | inches |
| Sensing method | One-chip color area sensor |
| File source | Digital still camera |
| Custom image processing | Normal process |
| Exposure mode | Manual exposure |
| White balance | Auto white balance |
| Digital zoom ratio | 1 |
| Scene capture type | Standard |