Patent ID: 11940641
Assignee: LUMUS LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G | IPC F  G

Claim 3:
4. The apparatus of claim 1 wherein at least said first (P1) and second (P2) optical structures define an optical path of light through said light pipe (600), said optical path defined at least in part by the light:
(a) coupling-in via said input surface (S01),
(b) traversing said first optical structure (P1),
(c) refracting from said first (P1) to said second (P2) optical structures via said interface (620) from said second (S12) to said third (S21) surfaces,
(d) traversing said second optical structure (P2), and
(e) coupling out of said second optical structure (P2) via said output surface (S23).