SEM and TEM Apertures by Zeiss, Philips, Siemens, Hitachi and more

Buy apertures for electron microscopes from Ladd Research. Popular brands in stock include JEOL, Hitachi, ASPEX, Siemens, CamScan, Nanolab, Cameca, Zeiss & more. Varieties include both disc and strip apertures. We also carry noise canceling and self-cleaning apertures.

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Aspex / R.J. Lee Electron Microscope Disc Apertures

Aspex / R.J. Lee Electron Microscope Disc Apertures

Starting at: $68.00

Disc Size - 3mm O.D. x 0.25mm Thick We make all apertures to order so any hole sizes from 5 µm and up is available on request. Learn More
Oval JEOL Four Hole Strip Apertures - Platinum

Oval JEOL Four Hole Strip Apertures - Platinum

Starting at: $665.00

4 Hole Oval Platinum (Platinum:Iridium 95:5) Strips 10.0mm long X 5.0mm wide X 0.10mm thick.


We also offer similar strips in Molybdenum. Please click HERE for molybdenum apertures.


We can manufacture any hole size in any combination you require. Please e-mail your specifications if you don't find what you need below.

Learn More
Hitachi Four Hole Strip Apertures - Platinum

Hitachi Four Hole Strip Apertures - Platinum

Starting at: $610.00

4 Hole Platinum / Iridium (95:5) Strips 45mm long X 4mm wide X 0.1mm thick for Hitachi H600, H59, S520, H11 microscopes and more.

We also offer similar strips in Molybdenum. Please click HERE for molybdenum apertures.

We can manufacture any hole size in any combination you require. Please e-mail your specifications if you don't find what you need below.

Learn More
Aperture Cleaning Kits

Aperture Cleaning Kits

Starting at: $480.00

Aperture Cleaning Kits
For cleaning all platinum aperture strips and discs.

Small Aperture Cleaning Kit - Contents:

  •      - Small Flamer
  •      - Mini Butane Torch
  •      - Pig's Eyelash - for particle removal
  •      - Sable Brush (package of 3) - for particle removal

Large Aperture Cleaning Kit - Contents:

  •      - Large Flamer
  •      - Mini Butane Torch
  •      - Pig's Eyelash - for particle removal
  •      - Sable Brush (package of 3) - for particle removal
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ETEC Electron Microscope Disc Apertures, 6.35 mm x 0.125 mm Disc Size

ETEC Electron Microscope Disc Apertures, 6.35 mm x 0.125 mm Disc Size

Starting at: Call For Price

ETEC Electron Microscope Disc Apertures Disc sizes - 6.35 mm x 0.125 mm Learn More
Leo, Ziess, & JEOL Thin Apertures

Leo, Ziess, & JEOL Thin Apertures

Starting at: Call For Price

Disc size - 2mm x 0.1mm (thin apertures) Platinum or Molybdenum Need a hole size not listed here? We manufacture our apertures in house so we can provide any hole size you require. Please call for pricing. Learn More
Hitachi Four Hole Strip Apertures - Molybdenum

Hitachi Four Hole Strip Apertures - Molybdenum

Starting at: Call For Price

45mm long X 4mm wide X 0.1mm thick for Hitachi H600, H59, S520, H11 microscopes and more.

We also make similar strips in platinum. Click HERE for Pt strip apertures.

We can manufacture any hole size in any combination you require. Please e-mail your specifications if you don't find what you need below.

Learn More
JEOL / ISI Four Hole Strip Apertures - Molybdenum

JEOL / ISI Four Hole Strip Apertures - Molybdenum

Starting at: $585.00

4 Hole Molybdenum Strips 17.0mm long X 5.0mm wide X 0.10mm thick.

We also offer similar strips in Platinum. Please click HERE for platinum apertures.

We can manufacture any hole size in any combination you require. Please e-mail your specifications if you don't find what you need below.

Learn More
JEOL / ISI Four Hole Strip Apertures - Platinum

JEOL / ISI Four Hole Strip Apertures - Platinum

Starting at: $585.00

4 Hole Platinum (Platinum:Iridium 95:5) Strips 17.0mm long X 5.0mm wide X 0.10mm thick.

We also offer similar strips in Molybdenum. Please click HERE for molybdenum apertures.

We can manufacture any hole size in any combination you require. Please e-mail your specifications if you don't find what you need below.

Learn More

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Electron Microscopy Supplies