From camera to camera, the Rec.709 mode varies, as you can see in the graphic above. For more on why this is and what Rec.709 is all about, make sure to check out my latest Help Desk article over on HDVideoPro.
If you want to learn even more about Rec.709, XYZ color space, color gamut and more, make sure to check out our Digital Technician: Understanding Color class coming up in LA!