Olympus officially announces the new 300mm PRO lens

Preorders:
300mm f/4.0 PRO lens at Amazon, Adorama, BHphoto, GetOlympus. In EU at Amazon DE. WexUK.
Olympus 77mm PRO ZERO Protection Filter at BHphoto.
TG-870 compact ar Amazon, Adorama, BHphoto, GetOlympus.
Note: 5% reward ($125) on the lens sold by Adorama!

Full reviews:
Review by Peter Baumgarten. Test by Warren Fleming. Review by Imaging Resource. Review by Mirrorlessons. Russian review at Kroupski.

Hands-on and previews:
Hands-on at Dpreview.

Image samples:
Dpreview.

Videos:

First impression by Peter Baumgarten
5 axis Sync Image Stabilization (Olympus)
Review by Mirrorlessons.
4K video samples by Mirrorlessons.

Press text:
Full press text at 43rumors. Japanese text at DC.watch. Spanish at Quesabesde.
lens added at the Matching Simulation tool