5 ms·
I was just wondering about the same thing. It's the super-long (over) exposure. See http://www.solargraphy.com/index.php?option=com_content&task=view&id=13&Item
by voidpointer 16y ago
I was just wondering about the same thing. It's the super-long (over) exposure. See http://www.solargraphy.com/index.php?option=com_content&task=view&id=13&Itemid=14 http://www.solargraphy.com/index.php?option=com_content&...
- po 16y agoI don't know... this explanation just opens up a whole new set of questions for me. "Although there is a piece of black and white photosensitive paper inside the pinhole camera the result will be in colour." Huh? I think I'm doomed to spend the rest of the evening on wikipedia reading about photo paper chemistry.