Breakthrough: Canon Launches Perovskite Quantum-Dot Ink. Toner News Mobile › Forums › Toner News Main Forums › Breakthrough: Canon Launches Perovskite Quantum-Dot Ink. Tonernews.com, May 30, 2023. USA This topic is empty. Viewing 1 post (of 1 total) Author Posts #405653 jimKeymaster Author May 30, 2023 at 3:30 PM Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In