Browse Back   | HOME | MORE INFO | SALES & LOCATIONS | SUPPORT |   Browse Forward

Reverse View LEED Optics, 6" Flange

Models RVL 6-120 and RVL 6-120SH (Integral Shutter):

Show RVL6-120 Outline Drawing

Electron Gun:
Beam Diameter Less than 1 mm at sample
Beam Current Up to 1µA
Beam Voltage 0 to 3000V
Materials 304 SST and Al2O3
Filament Long life thoriated Iridium hairpin, easily replaceable
Mounting Gun assembly removable as a single unit
Diameter 15.9 mm OD for minimal collector screen obstruction

Number of Grids Four
Material Hard Chrome-plated 304SST; 40 lines/cm
Transmission 83% per grid
Mesh Orientation Aligned to minimize Moiré effects
Geometry Grids and collector screen are epicentric
Durability Strong and resilient; may be cleaned if necessary

Collector Screen:
Material Ground optical quality Pyrex glass coated with SnO2 and phosphor
Mounting Special design avoids thermal stresses during bakeout, and minimizes chance of damage from mechanical shock
Phosphor P2 is standard, others available. Durable SnO2 coating allows recoating with phosphor

Optics Assembly:
Mounting Complete unit mounted on 6" OD knife edge flange.
Insertion Length 6 inches (flange face to sample) standard, other lengths available
Sample Clearance .375 inches from forward end of shield
Viewport Integral 3" viewport
Shield Mu metal shield standard, stainless steel available
Electrical Connections Bakeable MHV feedthrus integral with mounting flange
Viewing Apertures 88º viewed from either front or back



Compatible with our Model 11-020 LEED Electronics.

Options & Modifications:

Model RVL 6-120SH has an integral shutter actuated by a rotary motion feedthru on the mounting flange. Call for details and an outline drawing.

We can also supply non-standard flange configurations, insertion lengths, and other custom features. Call for details.

Browse Back   | HOME | MORE INFO | SALES & LOCATIONS | SUPPORT |   Browse Forward