Size of this JPG preview of this TIF file: 796 × 600 pixels. Other resolutions: 319 × 240 pixels | 637 × 480 pixels | 1,019 × 768 pixels | 1,076 × 811 pixels.
Original file (1,076 × 811 pixels, file size: 59 KB, MIME type: image/tiff)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
Summary
| Description |
English: Exposure Density Curve for High Dynamic Range Film |
| Date | |
| Source | U.S.Patent 3,450,536, Silver Halide Film Having Increased Exposure-Response Characteristics |
| Author | Charles W. Wyckhoff, Inventor |
Licensing
|
The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s)
The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as {{PD-ineligible}}. |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:48, 9 June 2012 |  | 1,076 × 811 (59 KB) | SteveMcCluskey | Cropped out Patent Information |
| 04:44, 9 June 2012 |  | 1,833 × 1,260 (108 KB) | SteveMcCluskey |
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):
Global file usage
The following other wikis use this file:
- Usage on www.wikidata.org