Sigma 14-24mm f/2.8 Art lens available for pre-order, US price: $1,299
The day after: Pentax K-1 Mark II DSLR camera additional coverage
Lensbaby announced a new Burnside 35mm f/2.8 lens for Nikon F-mount


Tamron announces two new lesnes:
Additional information on the Tamron 70-210mm f/4 Di VC USD lens can be found here.
Full press release and principal technical specifications for the Tamron 28-75mm f/2.8 Di III RXD lens:

The Tokina FíRIN 20mm f/2 FE AF lens for full-frame Sony E-mount is now officially announed. This lens is the AF version of the current model. The US price is not yet released.
Tokina is also expected to announce a new Opera 50mm f/1.4 FF full frame lens for DSLR cameras.
Here is the full press release:

Sony announced a new HVL-F60RM flash ($599.99) and a FA-EB1 external battery pack. So far there is no indication of any new camera being released together with the flash.
Additional information:

The times when Samyang lenses were considered a cheaper alternative are now over. The new Samyang XP 50mm f/1.2 full frame DSLR lens for Canon EF mount is priced at $999 in the US and is currently available for pre-order at B&H.

For the 2018 CP+ show next week Tokina is rumored to announce two new full frame lenses – the first one is the FíRIN 20mm f/2 FE AF mirrorless lens for Sony E-mount (replacement for the current version?), the second is a Opera 50mm f/1.4 FF DSLR lens for Nikon and Canon mounts:


Tomorrow, February 22nd, Tamron will officially announce their new 70-210mm f/4 Di VC USD full frame lens for DSLR cameras and the future development of the 28-75mm f/2.8 Di III RXD full frame mirrorless lens (model #A036) designed specifically for the Sony FE mount cameras.
The Tamron 70-210mm f/4 Di VC USD lens specifications can be found here: