Aircraft part?

[IBC]

Hello, is this a aircraft part?
It is some kind of a telescope.
Only marking I can see is #6T and #6
Thanks
Tryggvi

 

[Crimea_River]

Might be part of a drift recorder.

 

[IBC]

I thought it might be something like this?

Google Image Result for https://i.pinimg.com/originals/e6/c5/cc/e6c5cc18d382baeac0ee986bfcfb068d.jpg

 

[Crimea_River]

Drift meter - Wikipedia

 

[IBC]

View attachment 549756

Drift meter - Wikipedia

Thank you very much!