Cooled Aperture Use alone or to protect precision slits Directly water cooled beam shaping The McPherson Cooled Aperture may be used in conjunction with precision slit assemblies or alone. A variety of aperture shapes can be combined with a translating feed through to provide user control of aperture position with respect to the beam. Similar versions are available with precision slit blades and may be used as zero order baffles.

Viewport Assemblies Use with viewing window Use with phosphor & intensity monitor accessories Use with electrical feed through for measuring current from isolated slits.

Phosphor Flags & Intensity Monitors Insert and retract from the beam... Gold grid intensity monitors Phosphor beam visualization flags The McPherson Viewport Accessories help to make slit and aperture assemblies useful and user friendly. As alignment aids insert able phosphor screen (visualizer) are valuable. Intensity monitors are useful before or after a slit. Both types of device may be mounted in conjunction with our view ports.

Cool Beam Shaping and Miscellaneous Accessories Gate valve beam isolation Rough pumping valves Cooled beam shaping and beam dumps McPherson provides systems complete in order to simplify and expedite your time to experiment. Call on us with your requirement!