to avoid confusion. sometimes chameleons shoot their tongues at the side of the dish when it’s clear.
i personally no longer use food dishes with my chameleons because my automatic misters end up spraying too much water into them, which leads to a mess. my misters go off 6-8 times per day and they cover most of the enclosure with mist. once again, why mess with it when crickets work so well.
but, if you’re set on using a food dish, there’s nothing wrong with that in my book. you might consider attaching the food dish to the screen side higher up in the cage, sort of like its up in a 