Bare TEM Grids – Aperture Type

TEM grids with a central circular aperture designed for maximum open viewing area and support of thin films.

 

 

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Description

🔹 Description

Aperture TEM grids consist of a single central circular opening without mesh structure, providing a large unobstructed viewing area.

The absence of grid bars minimizes interference with the electron beam, making them ideal for supporting continuous films such as carbon or formvar.


🔹 Specifications

Product: Transmission electron microscopy (TEM) grids / copper (Cu) grids
Model: Bare grids with a central circular aperture and without supporting film                           
Grid diameter: 3.05 mm
Aperture diameter:

• 0.05 mm
• 0.075 mm
• 0.1 mm
• 0.15 mm
• 0.2 mm
• 0.3 mm
• 0.4 mm
• 0.5 mm
• 0.6 mm
• 0.8 mm
• 1.0 mm
• 1.5 mm
• 2.0 mm

Material: Cu / Ni / Au / Mo / SS

🔹 Key Features

  • Single large aperture for maximum viewing area
  • No mesh structure → zero grid shadow interference
  • Ideal for supporting continuous films
  • High rigidity design for large openings
  • Standard TEM grid compatibility

🔹 Applications

  • Support for carbon / formvar films
  • Large-area TEM imaging
  • Thin film and membrane studies
  • Cryo-EM and sensitive samples requiring minimal obstruction

🔹 Mesh vs Aperture Grids

Type Features
Mesh Grid Structured support with grid bars
Aperture Grid Single open area, no obstruction