
Figure 1. Transverse view of vacuum chamber, showing approximate laser and atom beam arrangements.
Note the MOT laser beams are introduced through tilted viewports on long arms to minimize scattered light.

Figure 2. Axial view of MOT vacuum chamber, showing transverse MOT beams and detection optics.
The detection optics consist of a pair of achromatic lenses that create a 4x image of the MOT on a 0.1 mm
diameter aperture in front of the photomultiplier (PMT).

Figure 3. Three-dimensional view of apparatus
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Online: May 2003
Last Updated: February 2008
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