photoelectron spectrometer / precision / CCD / low-energy electron diffraction

LK has been delivering state of the art LEED systems world-wide since 1998.

Our precision reverse-view LEED optics features all UHV construction without the use of fiberglass or polymer coated wire bundles. A complete range of models and options are available including low current (nA, pA) MCP models. All optics employ 4 grid construction for AES compatibility.

Precision construction with 4-grid tungsten optics
Miniature 1.59 cm diameter electron gun
103 degree usable viewing angle
0.5% energy resolution
Available with retractable optics (standard 2 inch and up to 4 inch retraction)
Mounting flange has integral viewport and electrical feedthroughs
Fully UHV compatible (no use of polymer coated or fiberglass insulated wiring)
Low noise, high performance Auger electronics with integral lock-in amplifier
MCP versions for pA and nA current levels
Complete range of options including low-profile shutter, CCD camera and software, 6 inch and 8 inch OD flange models