Here is what it looks like going over Tombow brush marker:
And here it is over waterproof fineliner:
The W mark indicates that I applied the white while the black base was still wet. The application looks similar when dry and doing similar strokes; it seems like the best technique for covering dark ink is to dapple it with the pen. I’m thinking that it works better over the fineliner because it doesn’t reactivate the pigment in the waterproof ink.
Here’s one where I used it in a piece. The paper isn’t great, but you can see it applied as reflection on the eye:
So I did a bit of experimenting.
Here is what it looks like going over Tombow brush marker:
And here it is over waterproof fineliner:
The W mark indicates that I applied the white while the black base was still wet. The application looks similar when dry and doing similar strokes; it seems like the best technique for covering dark ink is to dapple it with the pen. I’m thinking that it works better over the fineliner because it doesn’t reactivate the pigment in the waterproof ink.
Here’s one where I used it in a piece. The paper isn’t great, but you can see it applied as reflection on the eye: