From Electronen Mikroskopie Museum Nürnberg
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Specifications
| Electrion Source
|
| Accelerator Type
|
Single Stage Electron Gun
|
| Cathode Type
|
Tungsten Hairpin
|
| Accelerating Voltage
|
20, 40, 60, 80 KV
|
| Stability
|
1*10⁻⁵/min
|
| Cathode Heating Methode
|
DC
|
| Alignment Methode
|
|
| Condensor
|
| Number of Condensor Lenses
|
2
|
| Current Stability
|
5 * 10e-6/min
|
| Stigmator
|
Electromagnetic
|
| Minimum Spot Size Diameter
|
2000 nm
|
| Condensor Alignment
|
X, Y, Mechanical
|
| Lens Type
|
Electromagnetic
|
| Stage
|
| Holder Type
|
Side entry, 4 Position
|
| Special Holders
|
Serial Cut Holder 25mm, Double tilt (1.5mm grid), Double tilt (2,3mm grid)
|
| Sample Tilt Range
|
± 30° Double Tilt or (1.5 mm), ± 20° Double Tilt (2,3mm)
|
| X, Y Travel Range
|
± 3 mm
|
| Z Travel Range
|
N/A
|
| Stereo Holder Tilt Range
|
N/A
|
| Objective Lens
|
| Focal Length
|
2.15 mm
|
| Adjustment Range
|
|
| Spherical Error
|
1.9 mm
|
| Chromatic Error
|
1.6 mm
|
| Current Stability
|
5e-6/min
|
| Stigmator
|
Electromagnetic
|
| Alignment Aids
|
|
| Point Resolution
|
5 Å
|
| Minimum Focal Length Variation
|
40 nm
|
| Lens Type
|
Electromagnetic
|
| Intermediat Lens
|
| Number of Intermediat Lenses
|
1
|
| Current Stability
|
5e-6/min
|
| Stigmator
|
N/A
|
| Alignment
|
X, Y Mechanical
|
| Alignment Aids
|
N/A
|
| Type
|
Electromagnetic
|
| Intermediat View Screen
|
| Type
|
N/A
|
| Diameter
|
N/A
|
| Magnification
|
N/A
|
| Projective Lens
|
| Number of Projective Lens
|
1
|
| Current Stability
|
5e-6/min
|
| Polpeace Configuration
|
Single Polpiece Lens
|
| Avalible Polpeace Magnifications
|
N/A
|
| Alignment
|
X, Y Mechanical
|
| Lens Type
|
Electromagnetic
|
| View Screen
|
| Type
|
|
| Diameter
|
|
| Focus Screen, Transmissive
|
| Type
|
unkown
|
| Diameter
|
|
| Camera
|
| Lens Type
|
Sheet Film?
|
| Film Format(s)
|
50 mm, 70 mm
|
| Number of Slides
|
|
| General
|
| Magnification (Steps)
|
100, 1000
|
| Magnification Range
|
1000x to 250Kx
|
| Magnification Gauge Type
|
|
| Image Distortion
|
|
| Image Rotation Compensation
|
YES
|
| Camera Length
|
400 mm
|
| Diffraction Mode Magnification
|
|
| Specemin Chamber Pressure
|
|
| Electrical
|
| Power Consumption
|
|
| Input Voltage
|
|
| Frequency
|
|
| Refference Battery Voltage
|
|
| Cooling
|
| Water flow Requirment
|
|
| Water Pressure
|
|
| Inlet Temperature Range
|
|
| Acceptable Temperature Rise
|
|
| Mechanical
|
| Number of Sub Units
|
|
| Weight of Column
|
|
| Weight of Powersupply
|
|
| System Total Weight
|
|
Refferences