Be careful to control your expectations

This extension tube is 4 parts, 1 hangs on the case, the other 3 to compose the distance "zoom" on the image.
Do not put the Embler 3. try to edge the little one who already realize the VERY dark image. Everything is manual and the D3100 and we must adjust the exposure after the result of the previous picture. My kit 18-55 is when the trouble has grown its recent. But reultat is: we do macro .. 12