Navigation side light?

Question

what is the exact name of Navigation Sidelight's seating (Port & Starboard) ?

note:
- 1 piece of plate (back) inboard paint matt black.
- 1 piece of plate (side) inboard paint matt black.
- 1 piece of plate (base) inboard paint mat black
- all plates, one of four corner is round
- "side" & "base" = "L" shape
- the sidelight place on "base"

Answer 1

what I think you're asking is "Lightboard"