Quote Originally Posted by Roger Cole View Post
I wonder if the yellow cast is an intentional result of the intended use? As a private pilot I fly at altitudes well below 15k feet and when I shoot digital from altitude the results are always blue, albeit easily corrected later. I attribute this to extra blue and UV scattering from haze (I could post examples but I've not shot film from altitude only digital.) A yellow cast might correct for that and look more natural without filtration or later manipulation.
In aerial surveying filters are used if necessary.
Furthermore one could ask which film was first, the consumer or the aerial, or are both emulsions different?