Here are examples of portrait lighting.
These were taken with the Canon 70-200 f/2.8 L IS II. I used a softbox diffused 580EX II Speedlight as my light source. Special thanks to my gorgeous model :)
ISO 100
88mm – 135mm
f/5.6
1/60 sec
Split Lighting
Butterfly Lighting
Rembrandt Lighting
Loop Lighting
Short Lighting
Broad Lighting
Artistic image using Rembrandt Lighting
Thanks for watching! -dave