you could check the following: AujvKQ(
dd1m~Gm
- if the surface/element tilt is too large 3|zqEGT*
S6-)N(3|
- enough analysis rays used? {o"X8
` W$
- have you used Coherent Data option under Detector setting. 2`>/y
nB"r<?n<
Someone above was right about that the non-sequential mode only uses geometric rays but you could see inteference fringes using Coherent Data.