ID | #1566210504 |
Added | Mon, 19/08/2019 |
Author | July N. |
Sources | |
Phenomena | |
Status | Result
|
Resume |
Initial data
N. K. took the last three pictures of the red sky, and in one of the photos appeared a white spot. She would have ignored them if on the same day, about an hour and a half, she saw a mysterious light.
The report FOTOCAT Report # 4 stated: When we checked the negative, it was clear that this track from some dust on the negative. In the later prints from negatives was no more visible white spots.
Translated by «Yandex.Translator»
Original news
6 January 1996, 14:30 – Tromsø N.K. took three photos of the red sky, and in one of the photos an irregular white spot appeared after development. She would have ignored it if she hadn’t seen a mysterious light herself that same day, some 1-1½ hours later. When we checked the negative it was clear this was a developing flaw produced from some dust on the negative. Later prints from the negative showed no white spot anymore.
Hypotheses
Investigation
Resume
Defects in old photos
There are a number of defects specific to film images. They are connected with the peculiarities of the film and principle photo.
The film in essence is a strip of transparent synthetic plastic, supported on her a photosensitive layer of chemical substances that can alter its transparency or properties under the action of light.
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