Wednesday 10 September 2014

Sodium vapor process

I have Googled 'why did Disney use yellow screen' which then lead to: How does Mary fly in Mary poppins?" The answer was pretty clear to read down below - 



I then Google imaged "sodium vapor process" which I got a few great images involving Mary Poppins too. These diagrams tells itself it is pretty easy to notice what this technique does.



 Image above shows a fantastic example of how it is explained by images. 


I found this from a book on Google - "Techniques of special effects of cinematography": 
This explains from sketches to filming with the sodium vapor process technique to the final screening:




The website:



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