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  4 Point Probe / JANDEL System  
JANDEL 4 Point Probe Head  
- Miniature Probe : CMT-Series Probe head
- Cylindrical Probe
- Hall / MACOR Probe
- Very close spacing (0.5mm space)
Exclusive features  
- Aluminum alloy lower and upper guides are both
jeweled
- SOLID tungsten carbide needles (not just tips) offer
excellent durability
- PTFE insulation gives minimum leakage
- Loads checked by electronic force gauge
- Spacing and tip radii optically checked for accuracy by interferometer AND video inspection
 
Probe specification  
- Probe Spacing : 20,25,40,62.6 mils (0.5, 0.635, 1.0,
1.59 mm)
- Tolerance : ± 0.01 mm
- Arrangements : Linear array
- Needles : Solid tungsten carbide ø0.40 mm
45° included angle, phosphor-bronze
connecting ligament.
- Other Material : 50% osmium alloy tips available
- Radii:0.5 mil to 20 Mils (12.5~500μ)polished
- Planarity : Better than 1 mil (0.025)
- Loads : 10g min. to 250g max. per needle
- LEADS : 4-way cable Teflon insulated
- LEAKAGE : 1013ohms resistance between needles
at 100volts
 
JANDEL System  
- HM21 Portable system
- RM3000 resistivity test unit
- Multi position wafer probe
- Multi height probe
- Micro position probe
- PN tester
- Reference sample





 
     
   
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