About ADC
video introduction
~2.50 min. long
ISO Cert
PAL UHV Slit System



The high precision UHV slit system was designed for The Pohang Accelerator Laboratory (PAL). The total apertures is 25mm x 25mm. Each blade is actuated independently by the 4 actuators mounted to the slit body. This slit system is designed to be especially easy to service. Each slit unit has 4 fiduciary marks provided. All UHV sections are vacuum tested to better than 5x10-10 torr and have a leak rate of less than 2x10–10 mbar l-1s-1.