thank for the info,
here is a photo i took yesterday in the light box, not yet ready the box, but half of it...
i can have a lot of light inside ony with 1 light source, i have some trouble with the background white color, i wanted pure white, but when
i got that pure white, colors in the object tend to go in the same direction...
I need a lot of time to learn...
anyway here it's a first experiment: