File:A refracting terrestrial telescope with an achromatic objective lens was used for daytime observations. (1c53d95a-1dd8-b71b-0ba3-ebb5c41cdeaf).JPG
Original file (4,272 × 2,848 pixels, file size: 3.27 MB, MIME type: image/jpeg)
Captions
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Summary[edit]
English: Telescope | |||||
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Photographer |
English: NPS Photo |
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Title |
English: Telescope |
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Publisher |
English: U.S. National Park Service |
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Description |
English: A metallic, refracting telescope on a red backdrop. A refracting terrestrial telescope with an achromatic objective lens was used for daytime observations.
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Depicted place |
English: Lewis and Clark National Historical Park |
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Date | Taken on 13 April 2017 | ||||
Accession number | |||||
Source |
English: NPGallery |
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Permission (Reusing this file) |
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NPS Unit Code InfoField | LEWI | ||||
Album(s) InfoField | English: Navigational Instruments |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 21:32, 10 May 2024 | 4,272 × 2,848 (3.27 MB) | BMacZeroBot (talk | contribs) | Batch upload (Commons:Batch uploading/NPGallery) |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Image title | A refracting terrestrial telescope with an achromatic objective lens was used for daytime observations. |
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Camera manufacturer | Canon |
Camera model | Canon EOS DIGITAL REBEL XSi |
Exposure time | 1/60 sec (0.016666666666667) |
F-number | f/5 |
ISO speed rating | 400 |
Date and time of data generation | 10:42, 12 April 2017 |
Lens focal length | 42 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
File change date and time | 10:42, 12 April 2017 |
Y and C positioning | Co-sited |
Exposure Program | Not defined |
Exif version | 2.21 |
Date and time of digitizing | 10:42, 12 April 2017 |
Meaning of each component |
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APEX shutter speed | 6 |
APEX aperture | 4.625 |
APEX exposure bias | 0 |
Metering mode | Pattern |
Flash | Flash fired, compulsory flash firing |
DateTime subseconds | 56 |
DateTimeOriginal subseconds | 56 |
DateTimeDigitized subseconds | 56 |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 4,865.6036446469 |
Focal plane Y resolution | 4,876.7123287671 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |