Can anyone identify this connector ?

[artag]

Here's a puzzle for you :

https://coolcomponents.co.uk/blogs/news/can-we-help-russ?utm_source=Newsletter+List&utm_campaign=4229c24ec5-EMAIL_CAMPAIGN_2017_10_31&utm_medium=email&utm_term=0_6b382bce70-4229c24ec5-408719029&mc_cid=4229c24ec5&mc_eid=001b8b1f63

http://www.russelldawkinsbackontrack.co.uk/frustrating/

The pic certainly looks a lot like a fisher (fischer ?) with that half-circle polariser, but they say not. However, the ODU ones I can find look much more like Lemos.