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- Tue Jan 13, 2009 4:57 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Unusual Light Pillars Over Latvia (2009 Jan 12)
- Replies: 176
- Views: 189219
Re: Unusual Light Pillars Over Latvia (2009 January 12)
Simplest solution: Ice pillar crystals are real. The photograph shows all objects, not just light, but poles, trees and columns, converging and then expanding above a certain portion of the photograph. Solution is that the photograph has been put through a fisheye to rectilinear converter (digital) ...