Image:Dobsonian rocker wood.jpg
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[edit] Summary
A collapsible “rocker box” Dobsonian telescope on display at Stellafane in 1983.
[edit] Licensing
I, the creator of this work, hereby grant the permission 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. Subject to disclaimers. |
File history
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Date/Time | Dimensions | User | Comment | |
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current | 18:05, 29 September 2006 | 595×900 (91 KB) | Halfblue (Talk | contribs) | (A collapsible “rocker box” Dobsonian telescope on display at Stellafane in 1983.) |
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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.
Camera manufacturer | SONY |
---|---|
Camera model | CYBERSHOT |
Exposure time | 1/400 sec (0.0025) |
F-number | f/2.8 |
Date and time of data generation | 21:09, 29 September 2006 |
Lens focal length | 21 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Adobe Photoshop 7.0 |
File change date and time | 13:59, 29 September 2006 |
Y and C positioning | 2 |
Exposure Program | Normal program |
ISO speed rating | 100 |
Exif version | 2.1 |
Date and time of digitizing | 21:09, 29 September 2006 |
Image compression mode | 2 |
Maximum land aperture | 2 |
Metering mode | CenterWeightedAverage |
Light source | Unknown |
Flash | 0 |
Color space | sRGB |