finesse.components.beamsplitter.Beamsplitter.abcd31x

property Beamsplitter.abcd31x

Numeric ABCD matrix from port 3 to port 1 in the tangential plane.

Equivalent to beamsplitter.ABCD(3, 1, "x").

Getter:

Returns a copy of the (numeric) ABCD matrix for this coupling (read-only).