Search found 2 matches
- Tue Sep 15, 2009 12:28 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: A Triple Sunrise Over Gdansk Bay (2009 Aug 04)
- Replies: 338
- Views: 53720
Re: Cause of Triple Sunrise (APOD 2009 August 4)
This is not peculiar at all. It is the normal and expected behavior for any double paned window. In order to not exhibit this behavior, the window would need to be made with optically flat glass, which no commercial window is. Yes but the magnitude of the effect, especially at near normal incidence...
- Mon Sep 14, 2009 9:21 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: A Triple Sunrise Over Gdansk Bay (2009 Aug 04)
- Replies: 338
- Views: 53720
Re: Cause of Triple Sunrise (APOD 2009 August 4)
Hello all, I registered to tell about my experience with a peculiar double glazed window, that does exactly the same trick of triplicating bright lights, unlike any other window I've seen. I believe it actually triplicates (or more) the whole image, but only very bright lights get a visible reflecti...