export separate colors

[tevice]

hello, easy question.

 

I need to export the cian channel as you see in screenshot. same for all cymk color, I realize how to separate colors, but when I export each channel it become a normal cymk photo full color.

 

I want to do something like de video.

 

thanks in advance.
 

 

[v_kyr]

In what format do you export? You probably have to export in some format which then keeps the transparency for the other removed channels. Did you tried with PNG, TIFF etc.?