Cathodes/Emitters for Microscopy

USA or North America: Individual customers please call our retail distributor Ted Pella at 1-800-237-3526 for further information and prices on new or replacement cathodes.

International customers: Please see our list of Agents or contact Kimball Physics directly.

OEM customers: Please order directly from Kimball Physics.

Emitters for Electron Microscopy
Emitter TypeDescriptionModel # (style)SizePrice
Lanthanum Hexaboride (LaB6)
for Microscopy
  • Small spot, high brightness
  • 10-7 torr recommended
  • Crystal with microflat
  • Ceramic AEI or various microscope bases below
ES-423E
  Style 90-15
90° cone, 15 micron microflat $775
ES-423E
  Style 90-20
90° cone, 20 micron microflat $775
ES-423E
  Style 60-06
60° cone, 6 micron microflat $775
 Tungsten (W) Filament
for Microscopy
  • General purpose / microscopy
  • 0.05 - 1.0 A/cm2
  • Emission from tip up to 50 µA
  • Glass, AEI, or various microscope bases below
ES-020 (10)
  Box of 10
Hairpin filament AEI glass base $190

 

LaB6 Emitters
for use with the following SEM/TEM instruments / manufacturers
Part NumberBase Style
PART NUMBER
  +(## - ##) = cone angle & microflat dia
---
C423E AEI
A423E Amray
B423E BioRad - AEI
C423E Cameca - AEI
C423E Camscan - AEI
C423E Electroscan - AEI
E423E ETEC
HL423E Hitachi HU - Special Order Only Submit Request
H423E Hitachi S
I423E ISI 2pin
JE423E JEOL E
JG423E JEOL GC (JSM)
J423E JEOL K
C423E Leica - AEI
E423E Perkin Elmer/ETEC
P423E Philips
G423E VG
G423E VG - AEI (replacement)
Z423E Zeiss
New LaB6 emitters: Sold individually. Please specifiy cone angle and microflat size as well as base model. No rebuilds.
 Tungsten (W) Filaments6
for use with the following SEM/TEM instruments / manufacturers
Part NumberBase Style
ES-020 AEI Glass