Updated Nikon Z mirrorless lens roadmap (a total of 23 Z lenses by 2021) - Nikon Rumors
If Canon Doesn't Fix This Huge Problem, Its Mind-Blowing Roadmap for 2021 Will Be Utterly Pointless for Many | Fstoppers
Canon Announces Six New EOS R Lenses for 2019 | Photography Blog
What's next for Canon? (Canon EOS RF mirrorless camera & lens roadmap) - Photo Rumors
These 7 Canon RF Lenses Are Going To Be Announced In 2020
It seems that time will be short for both Canon's EF-M mount and Nikon's 1 mount, but is there a healthy future for Sony's NEX E mount? This will very much affect
Here Are the Lenses Viltrox Will Release: Lens Roadmap 2020-2021
flickr predicting Canon's RF lens roadmap?: Canon EOS R Talk Forum: Digital Photography Review
This is what we know about Canon's RF Mount Lenses Roadmap (3 more lenses with f/2.8 coming in 2019)
Canon will release up to seven new RF lenses in 2019