OT: A more creative explanation of lens flare and "ghosting" ...

[Joe Wilensky]

I guess no one was using a Pentax or an SMC lens!

http://www.newsnet5.com/news/2331915/detail.html

If you can see the video, note that the different white shapes likely 
correspond to differently shaped lens openings of the different 
cameras, including an old Kodak 110!

Joe