File:Soviet Dosimeter Dp-25.jpg
Original file (3,769 × 3,769 pixels, file size: 7.28 MB, MIME type: image/jpeg)
Captions
==Summary==
DescriptionSoviet Dosimeter Dp-25.jpg |
Русский: ДП-24 предназначен для измерения экспозиционной дозы гамма-излучения в диапазоне 2-50 рентген.
Комплект индивидуальных дозиметров ДП-24 состоит из 5 индивидуальных дозиметров ДКП-50А и зарядного устройства ЗД-5. Конструктивно дозиметр ДКП-50А выполнен в виде авторучки ("карандаша") и состоит из ионизационной камеры, электроскопа, конденсатора, микроскопа и контактной группы в дюралюминиевом корпусе. При воздействии ионизирующих излучений в объёме заряженной ионизационной камеры, стенки которой выполнены из тканеэквивалентной токопроводящей пластмассы, возникает ток, уменьшающий потенциал камеры и связанного с ней конденсатора. При этом нить электроскопа, на которую подается потенциал конденсатора, отклоняется и ее отклонение измеряется с помощью микроскопа по шкале, отградуированной в рентгенах. |
Date | |
Source | Own work |
Author | Stolbovsky |
Licensing
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 15:47, 2 January 2021 | 3,769 × 3,769 (7.28 MB) | Stolbovsky (talk | contribs) | Uploaded own work with UploadWizard |
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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.
Camera manufacturer | Canon |
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Camera model | Canon EOS 80D |
Exposure time | 1/40 sec (0.025) |
F-number | f/5 |
ISO speed rating | 800 |
Date and time of data generation | 17:24, 2 January 2021 |
Lens focal length | 27 mm |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop Lightroom Classic 7.3.1 (Windows) |
File change date and time | 17:31, 2 January 2021 |
Exposure Program | Not defined |
Exif version | 2.3 |
Date and time of digitizing | 17:24, 2 January 2021 |
APEX shutter speed | 5.321928 |
APEX aperture | 4.643856 |
APEX exposure bias | 0 |
Maximum land aperture | 4.375 APEX (f/4.56) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
DateTimeOriginal subseconds | 13 |
DateTimeDigitized subseconds | 13 |
Color space | sRGB |
Focal plane X resolution | 6,514.657980456 |
Focal plane Y resolution | 6,734.0067340067 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |
Serial number of camera | 375024002089 |
Lens used | EF-S18-55mm f/4-5.6 IS STM |
Date metadata was last modified | 20:31, 2 January 2021 |
Unique ID of original document | 330AC142153595B22451EBBCF9B5A7FF |
IIM version | 4 |