Σκοτεινός θάλαμος: Διαφορά μεταξύ των αναθεωρήσεων

Διαγραφή ανενεργών συνδέσμων
(Διαγραφή ανενεργών συνδέσμων)
* [http://www.bbc.co.uk/history/british/empire_seapower/vermeer_camera_01.shtml Vermeer and the Camera Obscura] by Philip Steadman
* [http://www.paleo-camera.com/ Paleo-camera] – the camera obscura and the origins of art
* [http://www.foredown.virtualmuseum.info/camera_obscuras/default.asp List of all known Camera Obscura]
* [http://www.amazingcameraobscura.co.uk Willett's Amazing Camera obscura], hire and creation
* [http://www.scottish-places.info/features/featurefirst1049.html Camera Obscura and Outlook Tower, Edinburgh, Scotland]
* [http://www.cameraobscuras.com Cameraobscuras.com] George T Keene builds custom camera obscuras like the [[:en:Griffith Observatory|Griffith Observatory]] CO in Los Angeles.
* [http://www.ntnu.no/1-2-tre/06 Camera obscura in Trondheim, Norway], built by students of architecture and engineering from [[:en:Norwegian University of Science and Technology|Norwegian University of Science and Technology]] (NTNU)
 
{{ενσωμάτωση κειμένου|en|Camera Obscura}}
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