The Canon T3i has the simplified AE Lock button from more recent models. Marked with an asterisk… | Clases de fotografía, Fotografia tutorial, Técnicas fotográficas
What is the AE-L vs AF-L Button on a Nikon DSLR?
Differentiating Between AE-L And AF-L On The Nikon D3400 – Mecam.me
How to Use Your Camera's AE-L/AF-L Button to Take Better Photos (VIDEO) | Shutterbug
What Is AF-Lock? (Also FE, AF, AE Lock)
How to set AE-L AF-L on a Nikon D5100 , D5200, D5300 - YouTube