Optomechanical components are stored in WAB305 in the blue bins on the rack next to the sink.

Additional components are stored in the drawers under the sink in WAB305.

Thorlabs posts are tapped for 8-32 threads (the little hole) and 1/4-20 threads (the big hole). Some posts are metric, indicated by a thin etching by the “top” smaller holes.

Narishige manipulator threads are M2.5 (2.5 mm diameter) x .45 mm thread pitch.