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392 bytes added ,  02:00, 23 January 2024
m
Added S250 MK III and Stereoscan MK II info
Line 84: Line 84:  
   |Microscope Name=Stereoscan MKII
 
   |Microscope Name=Stereoscan MKII
 
   |Microscope Picture File=Cambridge-Stereoscan-mk2-redrawn.jpg
 
   |Microscope Picture File=Cambridge-Stereoscan-mk2-redrawn.jpg
   |Year=
+
   |Year= 1966
 
   |Successor=Stereoscan S4
 
   |Successor=Stereoscan S4
   |Magnification Range=
+
   |Magnification Range= 20x - 100Kx
   |Magnification Gauge Type=
+
   |Magnification Gauge Type= Needle & Range Switch
 
   |Specemin Chamber Pressure=
 
   |Specemin Chamber Pressure=
 
   |Power Consumption=
 
   |Power Consumption=
   |System Weight=
+
   |System Weight= 1247 Kg
 
   |Accelerator Type=Self Biased Triode Gun
 
   |Accelerator Type=Self Biased Triode Gun
 
   |Cathode Type=Tungsten Hairpin
 
   |Cathode Type=Tungsten Hairpin
Line 96: Line 96:  
   |Stability=
 
   |Stability=
 
   |Cathode Heating Methode=
 
   |Cathode Heating Methode=
   |Alignment Methode=
+
   |Alignment Methode= Mechanical
   |Number of Condensor Lenses=
+
   |Number of Condensor Lenses= 2
 
   |Condensor Current Stability=
 
   |Condensor Current Stability=
   |Condensor Stigmator=
+
   |Condensor Stigmator= None
 
   |Condensor Aperture=
 
   |Condensor Aperture=
   |Condensor Alignment=
+
   |Condensor Alignment= None
   |Condensor Lens Type=
+
   |Condensor Lens Type= Electromagnetic, Polepiece & Capsule
 
   |Stage Type=Non Eucentric
 
   |Stage Type=Non Eucentric
 
   |Sample Holder Type=3.2 mm Stub
 
   |Sample Holder Type=3.2 mm Stub
   |X, Y Travel Range=
+
   |X, Y Travel Range= 25mm
   |Z Travel Range=
+
   |Z Travel Range= 15mm
   |Tilt Range=
+
   |Tilt Range= 90°
   |Rotation Range=
+
   |Rotation Range= 360°
 
   |Working Distance=
 
   |Working Distance=
 
   |Objective Spherical Error=
 
   |Objective Spherical Error=
Line 353: Line 353:  
   |Drive Mechanism=Micrometer Screw (Hand Operated)
 
   |Drive Mechanism=Micrometer Screw (Hand Operated)
 
}}
 
}}
 +
 +
{{#DeviceInfoBox2:sem|Stereoscan 250 MK III||
 +
accel=Self Biased Triode;
 +
accel_volt=0.5 - 40 KV;
 +
cath_type=Tungsten Hairpin / LaB6;
 +
objl_type=Electromagnetic;
 +
power=2 KVA;
 +
weight=628 Kg;
 +
objl_res=50Å;
 +
conl_stig=Electromagnetic Octopol;
 +
mag_range=20x - 300Kx;
 +
|}}
    
{{SEM List Entry
 
{{SEM List Entry

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