TGZ2

Calibration grating  TGZ2 is intended for Z-axis calibration of scanning probe microscopes and nonlinearity measurements.

 

 

Grating description

Structure:

- Si wafer
- the grating is formed on the layer of SiO2

Pattern types:

1- Dimensional (in Z-axis direction)

Step height:

TGZ2 - 107±2 nm

Period:

3±0,05 µm

Chip size:

5x5x0,5 mm

Effective area:

central square 3x3 mm

 


Fig.1 SEM photo of grating TGZ series