image noisy in high resolution and EFTEM
These are possible resolutions for the issue:
- update FluCam firmware
These are possible causes for the issue:
- FluCam firmware
Sample can't be seen when it is in focus under HR and EFTEM due to noisy Flucam image. If under focusing a lot, the sample is seen again.
Make sure the Fucam diaphragm is completely open.
Focus Flucam as best as much on beam stop.
Suspect Flucam firmware version.
Check network setting refer to WI 1054252, page 9.Jumbo packet and performance opinion.
Verify and update Flucam firmware using Flucam firmware tool refer to WI 305709.