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6. ADDING THE BEAMSPLITTER
Hold the beam splitter at the intended place.
Fixate the beam splitter by pressing the two rods tot he splitter by using
the T-link.
Adjust the beam splitter by light pusshing and pulling at the two rods. It
should be in a 45° angle tot he bubble pattern rows on the ground plate.
7. CALIBRATING CALIBRATABLE MIRROR
Place the screen at the position shown.
Switch on the laser pointer. There should be two points visible at the
screen.
Adjust the calibratable mirror so that the two points are on top of each
other.
Place the screen at a larger distance away from the construction and
adjust the mirror, if two points are visible again.