
Ricoh recently registered Theta SC camera model with the Russian certification authority. A new Theta camera has been rumored for a while and is expected to have 4k video recording capabilities.
Via Nokishita

Ricoh recently registered Theta SC camera model with the Russian certification authority. A new Theta camera has been rumored for a while and is expected to have 4k video recording capabilities.
Via Nokishita

I received an update on the rumored Pentax mirrorless camera – it was described to me as something between the Pentax K-01 (pictured above) and the vintage K1000 SLR camera (see it here on Wikipedia). The official announcement / shipment is expected in Spring of 2017. This is all I have for now. If you have any additional information on this rumored model, you can contact me anonymously here.

The Yongnuo YN585EX wireless speedlite is compatible with Pentax Wireless Flash System (P-TTL):
A YN585EX supports receiving wireless signal from the master unit of AF-360FGZ, AF540FGZ II and other Pentax cameras. It also supports 4 channels, off-camera TTL and manual flash.
Yongnuo YN585EX features:

Starting October 1st, the price of the Pentax K-1 camera went up by $150 at Adorama and B&H, but Amazon still sells the camera for the old price of $1,796.95. I am not sure if this price increase is permanent and what other products are impacted.
Update – there has also been a K-1 price increase in Europe: from €1,999 up to €2,099.

If you missed the dpreview interview with Ricoh at Photokina (I shared it already on Facebook and Twitter few days ago), here is an interesting quote regarding the future of the GR line:

Ricoh released firmware update version 1.30 for the Pentax K-1 DSLR camera (see also this PDF for information). Here is the change log: