Difference between revisions of "Canon EOS"

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==Hacks==
 
==Hacks==
   
  +
===Misc===
* [http://www.astrosurf.org/buil/350d/350d.htm IR-CUT FILTER REMOVAL OPERATION for 350D]
 
 
* [http://perso.wanadoo.fr/michel.pujol/quickapn/quickapn22.htm QUICKAPN: Raquette de commande d’APN] et [http://www.essentielelectronique.com/intervalometre.php ici]
 
* [http://perso.wanadoo.fr/michel.pujol/quickapn/quickapn22.htm QUICKAPN: Raquette de commande d’APN] et [http://www.essentielelectronique.com/intervalometre.php ici]
 
* Hand-made trigger:
 
* Hand-made trigger:
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<br>Shortcut of ground and left (the tip) is equivalent to full press, here wired to a simple red push button
 
<br>Shortcut of ground and left (the tip) is equivalent to full press, here wired to a simple red push button
 
* [http://www.camerahacker.com/directory/Hacks.shtml Camera Hacker]
 
* [http://www.camerahacker.com/directory/Hacks.shtml Camera Hacker]
  +
===IR photography===
  +
* [https://secure.wikimedia.org/wikipedia/en/wiki/Infrared_photography Wikipedia intro]
 
* [http://www.astrosurf.org/buil/350d/350d.htm IR-CUT FILTER REMOVAL OPERATION for 350D]
  +
* [http://www.astronomic.fr/index.php/2008/07/18/52-modification-du-canon-eos-350d Tutoriel modification du 350d]
  +
* [http://www.astromb.eu/35/ Remplacement du filtre du Canon EOS 350D]
   
 
==Linux==
 
==Linux==

Revision as of 01:31, 2 March 2011

Hardware

EOS 350D

EOS 5D Mark II

Accessories

Links

Hacks

Misc


File:Declencheur.jpg
The external trigger is composed of a jack 2.5mm, three wires, an on/off switch and a push button
Shortcut of ground and right (the middle ring) is equivalent to half-press, here wired to a simple on/off switch which provides the housing
Shortcut of ground and left (the tip) is equivalent to full press, here wired to a simple red push button

IR photography

Linux

Digital photography

Scripts

If you don't like having files named IMG_1234.JPG, you can try sth like this to rename the images _yyyy_mm_dd-xxx.jpg_

j=1;
for i in *.JPG;do
   exif.py $i 2>/dev/null |\
   gawk -v i=$i -v j=$j '
       /DateTime:/{
           match($0,/([0-9]+):([0-9]+):([0-9]+)/,a);
           system("mv "i" " sprintf(a[1] "_" a[2] "_" a[3] "-" "%03d" ".jpg",j))
       }';
   j=$((j+1));
done

Devel


Notes

I was wondering why in bulk mode over 30s the camera was busy after the shot for about the same time.
Now I got the answer!
When taking long exposure shots, we can have what's called hot pixels, red, green or blue. To remove them automatically the SLR takes a picture of the same duration with the shutter closed (called "dark" in astrophoto) and substract it from the previous. [1]