you could check the following: KPKby?qQ^
&u$l2hSS
- if the surface/element tilt is too large x}72jJe`
O>H4hp
- enough analysis rays used? n1$p
esr
T-JJc#
- have you used Coherent Data option under Detector setting. Zuwd(q
)\p@E3Uxf
Someone above was right about that the non-sequential mode only uses geometric rays but you could see inteference fringes using Coherent Data.