Diskuto:Fotilo kun trua objektivo
El Vikipedio
[redaktu] Aldonaj eksteraj ligiloj
http://www.pinhole.cz/en/pinholecameras/dirkon_01.html
http://www.sachsen-freizeit.de/CO/camera.html
http://brightbytes.com/cosite/cohome.html
http://www.cameraobscura.ch
http://www.jochen-reincke.de/lochkam
http://www.die-lochkamera.de/f_was.htm
http://www.gamb.de/photo/loch-k.htm
http://www.physik.uni-marburg.de/CameraObscura/cameraobscura.html
http://www.pinhole.com/resources/articles/Young
http://home.online.no/~gjon/pinhole.htm,
http://www.pinhole.com/archive/371
http://www.pinhole.cz/en/pinholedesigner
http://home.online.no/~gjon/pinhole.htm
http://www.exploratorium.edu/light_walk/camera_todo.html
http://www.pinhole.org
http://www.jeffkorte.com
http://www.pinholeday.org
http://www.pinholeresource.com
http://www.kodak.com/global/en/consumer/education/lessonPlans/pinholeCamera
http://www.cadogon.co.uk/Spy_Camera.html
http://www.pakatak.co.uk/camera/camera.htm
http://www.photo.net/pinhole/pinhole
http://www.photo.net
http://www.pinholephotography.org
http://www.merrillphoto.com/pintoidhowto.htm
http://www.tommillerphoto.com
http://www.nasa.gov/lb/vision/universe/newworlds/new_worlds_imager.html