The `Test_Mask` Instrument

Site: Tests_optics
Author: Erik B Knudsen (erkn@fysik.dtu.dk)
Origin: DTU Physics
Date: 12/03/2014

A unit test instrument of the Mask component

Identification

A non-divergent beam impinges on a masking image, with 2d-detectors up- and downstream
of the mask.

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
invert		If nonzero the transparency/opacity sense of the masking image is reversed.	0