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Portex1
 

 

 

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British Portex machine (BID/50) on display at Bletchley Park Enigma and Friends exhibit, put together by David White and John Alexander.

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Public domain This work has been released into the public domain by its author, Matt Crypto. This applies worldwide.
In some countries this may not be legally possible; if so:
Matt Crypto grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.



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Public Domain

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EXIF data:
File name portex1.jpg
Size, bytes 0.200435913086 мб
Mime type image/jpeg
Camera manufacturer Panasonic
Camera model DMC-FZ10
Orientation of image 1
Image resolution in width direction 72
Image resolution in height direction 72
Unit of X and Y resolution 2
Exposure time 10/130 sec (0.0769230769231)
F number f / 28
Exposure program 2
ISO speed rating 200
Compressed bits per pixel 4
Exif version 0220
Lens focal length 7.1 mm
Date and time original image was generated 2005:05:27 13:26:13
Date and time image was made digital data 2005:05:27 13:26:13
Meaning of each component 
Shutter speed 3.7
Aperture 3
Exposure bias -0.33
Maximum lens aperture 3
Metering mode 5
Supported Flashpix version 0100
Color space information 1
Exif image width 2304
Exif image length 1728
InteroperabilityOffset 2052
Sensing method 2
Scene type 
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Digital zoom ratio 0
Focal length in 35 mm film 43 mm
Gain control 1
Subject distance range 2
Interoperability index R98
Interoperability version 0100
Software used Ver1.05
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