Measuring double-slit interference patterns using an optics kit that contains the following options that you suppose you are can mix and match: a red laser or a green laser; ; a slit width of 0.04 or 0.08 mm; a slit separation of 0.25 or 0.50 mm. estimate the minimum distance l you can place a screen from the double slit that will give you an interference pattern on the screen that you can accurately measure using an ordinary 30 cm (12 in) ruler.