Here is a round-up of hands-on reviews and previews of the brand new Canon RF…
Sigma 18-35mm f/1.8 DC HSM Video-Review (DigitalRev)
A 9 minutes video-review of the awesome Sigma 18-35mm f/1.8 lens. Enjoy! :-)
Sigma 18-35mm f/1.8 DC HSM price check: B&H Photo, Adorama, Amazon USA, Amazon Canada, Canon Canada, Canon USA