Focal Length Preview

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The focal length is undoubtedly the most powerful aspect of the lens, and understanding it’s true capabilities will enhance a cinematographer’s storytelling abilities significantly.  Learn how to create deep and shallow depth of field, compress or expand distance in your shot, create the illusion of faster or slower time and increase or decrease shot size in this comprehensive yet easy-to-understand video.


  • 25:00 video that unlocks the power of focal length
  • Complete companion guide
  • Tips for using the depth of field to enhance the story


  • How to change the focal length with both prime and zoom lenses
  • How the focal length affects the field of view
  • How the focal length affects the depth of a shot
  • How the focal length affects the perception of time
  • How the focal length affects the depth of field
I am very impressed by the quality of the video that I have been watching. I will strongly recommend to my peers.”
   - Weimin Zhang,
       San Francisco State University