Visual Siemens Models
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| Transmission Electron Microscops | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Model | Year | Accelerating Voltage | Cathode Type | Nr. of Condensor Lenses | Nr. of Imaging Lenses | Projective | Resolution | Successor | |
|
1933 | 75 KV | Gas Discharge | 2 Electromagnetic | N/A | N/A | N/A | Prototyp 1 | |
|
1933 | 75 KV | Gas Discharge[1] | 1 Electromagnetic | 2 Electromagnetic | Single Polpiece | 500 Å [2] | Prototyp 2 | |
|
1938 | 75 KV | Gas Discharge [3] | 1 Electromagnetic | 2 Electromagnetic | Single Polpiece | 100 Å [4] | 'First Series' | |
|
1939 | 75 KV | Gas Discharge | 1 Electromagnetic | 2 Electromagnetic | Single Polpiece | < 100 Å [5] | ÜM100 | |
| Prototyp 3 | 1941 | 200 KV | |||||||
| ÜM100 Gen1 | 1939 | 55, 70, 85, 100 KV | Tungsten Hairpin | 1 Electromagnetic | 2 (3) Electromagnetic | Single Polpiece ? | ÜM100 Gen2 | ||
| ÜM60 | 1950 | 40, 50, 60 KV | Tungsten Hairpin | 1 Electromagnetic | 2 (3) Electromagnetic | Single Polpiece ? | None | ||
|
1949 | 40, 60, 80, 100 KV | Tungsten Hairpin | 1 Electromagnetic | 2 (3) Electromagnetic | Single Polpiece ? | Elmiskop 1 | ||
|
1954 | 40, 60, 80, 100 KV | Tungsten Hairpin | 2 Electromagnetic | 3 Electromagnetic | 4 Polpiece Revolver | 5 Å | Elmiskop 1A | |
|
1954 | 40, 50, 60 KV | Tungsten Hairpin | 0 Direct Gun Ilumination | 2 Electromagnetic | 4 Polpiece Revolver | 25 Å [6] | Elmiskop II | |
|
1955 | 40, 50, 60 KV | Tungsten Hairpin | 0 Direct Gun Ilumination | 2 Electromagnetic | 4 Polpiece Revolver | 30 Å | Elmiskop 51 Prototyp | |
|
1956 | 50KV | Gas Discharge | 0 Direct Gun Ilumination | 2 Permanent Magnet | 4 Polpiece Revolver | 50 Å [7] | Elmiskop 51 | |
| Elmiskop 1A | 1961 | 40, 60, 80, 100 KV | Tungsten Hairpin | 2 Electromagnetic | 3 Electromagnetic | 4 Polpiece Revolver | 4 Å | Elmiskop 101 | |
|
ca. 1970 | 50 KV | Tungsten Hairpin | 0 Direct Gun Ilumination | 2 Permanent Magnet | 4 Polpiece Revolver | 25-50 Å Film Grain Dependent[8] | None | |
|
1968 | 40, 60, 80, 100 | Tungsten Hairpin | 2 Electromagnetic | 3 Electromagnetic | 2 Polpiece Revolver | 3-5 Å [9] | Elmiskop 102 | |
| Elmiskop 102 | 1972 | 20, 40, 60, 80, 100, 125KV | Tungsten Hairpin | 2 Electromagnetic | 4 Electromagnetic | Single Polpiece | 2 Å (Line) 3 Å (Point) [10] | None | |
| Elmiskop 103 | Tungsten Hairpin | None | |||||||
| Elmiskop 104 | None | ||||||||
| Elmiskop CT 150 | 1977 | None | |||||||
| Scanning Transmission Electron Microscops | |||||||||
|
1977 | 20, 40, 60, 80, 100KV | Cold Field Emmision | 1 Electrostatic | 2 Electromagnetic | N/A | 2Å | None | |
| X-Ray Micro Analyzers | |||||||||
|
Ca. 1961 | Tungsten Hairpin | None | ||||||
| Scanning Electron Microscops | |||||||||
|
1972 | 2.5, 5, 10, 20, 30, (50) KV | Tungsten Hairpin / LaB6 / Field Emission? | 3 Electromagnetic, Common Coil | 1 Electromagnetic | Single Polpiece | 7 nm | None | |
- ↑ Ernst Ruska, The Early Development of Electron Lenses and Electron Microscopy (1980), Page 70
- ↑ Geoffrey A. Meek, Practical Electron Microscopy for the Biologist, 2nd Edition (1976), Page 57
- ↑ Ernst Ruska, The Early Development of Electron Lenses and Electron Microscopy (1980), Page 70
- ↑ Geoffrey A. Meek, Practical Electron Microscopy for the Biologist, 2nd Edition (1976), Page 58
- ↑ Geoffrey A. Meek, Practical Electron Microscopy for the Biologist, 2nd Edition (1976), Page 58
- ↑ K. Müller & E. Ruska, Ein vereinfachtest Elektromagnetisches Durschstahlungsmikroskop für Elektronen von 40 bis 60KV*), 1954
- ↑ K. Müller & E. Ruska, Ein Hilfselektronenmikroskop für Kurs- und Routinebetrieb, (1956), Vierter Internationaler Kongress für Elektronenmikroskopie, Physikalisch Technischer teil, Page 184-187
- ↑ Geoffrey A. Meek, Practical Electron Microscopy for the Biologist, 2nd Edition (1976), Page 489
- ↑ Geoffrey A. Meek, Practical Electron Microscopy for the Biologist, 1st Edition (1970), Page 235
- ↑ Geoffrey A. Meek, Practical Electron Microscopy for the Biologist, 2nd Edition (1976), Page 502