Re: distance on optic interfaces

hi There, 

You might want to check pathfinder in case you need more transceiver data.

https://apps.juniper.net/hct/category/#catKey=100001&modelType=10%20Gigabit%20Ethernet&pf=QFX%20Series 

For that model it support 2-10km 

https://apps.juniper.net/hct/model/?component=QFX-SFP-10GE-LR&catKey=100001&cat=Transceivers

If this solves your problem, please mark this post as "Accepted Solution".

If you think that my answer was helpful, please spend some Kudos.

Regards,

Franky