Multilayer Polarimeter
Features | Specification | Photos | Multilayer Fabrication | Accuracy
Specification
Schematic setup showing all the motorized motions and their assignment.
Ranges and accuracy of movement together with concentricity and parallelism of all the axis pairs.
| Description | Symbol | Range | Resolution |
|---|---|---|---|
| Polarizer rotation | α | -5° to 365° | 0.0125° |
| Analyser rotation | β | -5° to 365° | 0.0125° |
| Incidence andgle, polarizer | θp | -5° to 185° | 0.0010° |
| Incidence angle, analyser | θA | -5° to 95° | 0.0010° |
| Detector angle | 2θA | -5° to 185° | 0.0010° |
| Front pinhole, vertical | 64 mm | 0.0025 mm | |
| Front pinhole, horizontal | -5 to 5 mm | 0.0100 mm | |
| Rear pinhole, vertical | 64 mm | 0.0025mm | |
| Rear pinhole, horizontal | -5 to 5 mm | 0.0100 mm | |
| Filter/I0-detector, vertical | 110 mm | 0.0100 mm | |
| Sample exchange unit | -71 to 71 mm | 0.0100 mm |
| Axis pair alignment | Angular | Lateral |
|---|---|---|
| α, β | 0.0075° // | 7.6 μm |
| α, θp | 0.0016° ⊥ | 33 μm |
| β, θA | 0.0010° ⊥ | 48 μm |
| β, 2θA | 0.0044° ⊥ | 43 μm |
| θ, θA | 0.0084° ⊥ | 5 μm |
| Multilayer polarizer, θp | 0.0006° // | 0.2 μm |
| Multilayer analyser, θA | 0.0004° // | 4.1 μm |