|
|
|
|
|
|
|
|
|
Mirror PanoramasIntroductionCalculation of the black hole
Fig. 1: Simplified scheme for the caculation of the black hole Philo / Erik Krause, 15.12.2003
α = 2 arcsin ( r / (d + r) ).
α = 2 arctan ( (R * s) / (f * w) ).
From this we obtain the horizontal field of view:
hfov = 360° - α
Fig. 2: Raw picture, cropped to a square , 1000x1000px 
Fig. 3: Remapped from convex mirror to psphere , 1592x785px 
Fig. 4: Resized to an aspect ratio of 2:1 , 1592x796px |
