Image:NASA Hydrogen spectrum.jpg
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NASA_Hydrogen_spectrum.jpg (616 × 163 pixels, file size: 74 KB, MIME type: image/jpeg)
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[edit] Summary
NASA still images, audio files and video generally are not copyrighted. You may use NASA imagery, video and audio material for educational or informational purposes, including photo collections, textbooks, public exhibits and Internet Web pages. This general permission extends to personal Web pages. This image was produced by cropping one NASA image. It shows the bright-line spectrum produced by hydrogen.
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[edit] Licensing
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This file is in the public domain because it was created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (NASA copyright policy page or JPL Image Use Policy).
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 19:14, 23 February 2006 | 616×163 (74 KB) | Patrick Edwin Moran | (Fixed spelling mistake on original version of this file. NASA photo. Can't select appropriate license in the licensing menu.) |
| 01:20, 21 January 2006 | 616×163 (75 KB) | Patrick Edwin Moran | (NASA still images, audio files and video generally are not copyrighted. You may use NASA imagery, video and audio material for educational or informational purposes, including photo collections, textbooks, public exhibits and Internet Web pages. This gene) |
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Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
| Orientation | Normal |
|---|---|
| Horizontal resolution | 72 dpi |
| Vertical resolution | 72 dpi |
| Software used | Adobe Photoshop CS Windows |
| File change date and time | 09:41, 21 February 2006 |
| Flash | 27361 |
| Color space | sRGB |
